1533995055 has 12 divisors (see below), whose sum is σ = 2658924840. Its totient is φ = 818130672.

The previous prime is 1533995009. The next prime is 1533995101. The reversal of 1533995055 is 5505993351.

1533995055 is a `hidden beast` number, since 1 + 53 + 3 + 99 + 505 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (1533995009) and next prime (1533995101).

It is not a de Polignac number, because 1533995055 - 2⁷ = 1533994927 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 34088779 = 1533995055 / (1 + 5 + 3 + 3 + 9 + 9 + 5 + 0 + 5 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 1533995055.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17044345 + ... + 17044434.

It is an arithmetic number, because the mean of its divisors is an integer number (221577070).

Almost surely, 2^1533995055 is an apocalyptic number.

1533995055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1533995055 is a deficient number, since it is larger than the sum of its proper divisors (1124929785).

1533995055 is a wasteful number, since it uses less digits than its factorization.

1533995055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34088790 (or 34088787 counting only the distinct ones).

The product of its (nonzero) digits is 455625, while the sum is 45.

The square root of 1533995055 is about 39166.2489268503. The cubic root of 1533995055 is about 1153.2974183763.

The spelling of 1533995055 in words is "one billion, five hundred thirty-three million, nine hundred ninety-five thousand, fifty-five".