1050550155 has 40 divisors (see below), whose sum is σ = 1885712400. Its totient is φ = 559548864.

The previous prime is 1050550117. The next prime is 1050550169. The reversal of 1050550155 is 5510550501.

1050550155 is a `hidden beast` number, since 1 + 0 + 505 + 5 + 0 + 155 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-1050550155 is a prime.

It is a super-2 number, since 2×1050550155² = 2207311256341048050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 39 ways as a sum of consecutive naturals, for example, 447976 + ... + 450314.

It is an arithmetic number, because the mean of its divisors is an integer number (47142810).

Almost surely, 2^1050550155 is an apocalyptic number.

1050550155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1050550155 is a deficient number, since it is larger than the sum of its proper divisors (835162245).

1050550155 is a wasteful number, since it uses less digits than its factorization.

1050550155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3465 (or 3456 counting only the distinct ones).

The product of its (nonzero) digits is 3125, while the sum is 27.

The square root of 1050550155 is about 32412.1914563024. The cubic root of 1050550155 is about 1016.5738418640.

The spelling of 1050550155 in words is "one billion, fifty million, five hundred fifty thousand, one hundred fifty-five".