1053201551 has 4 divisors (see below), whose sum is σ = 1055909400. Its totient is φ = 1050493704.

The previous prime is 1053201547. The next prime is 1053201557. The reversal of 1053201551 is 1551023501.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1053201551 - 2² = 1053201547 is a prime.

It is a super-2 number, since 2×1053201551² = 2218467014057611202, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1053201557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1353341 + ... + 1354118.

It is an arithmetic number, because the mean of its divisors is an integer number (263977350).

Almost surely, 2^1053201551 is an apocalyptic number.

1053201551 is a deficient number, since it is larger than the sum of its proper divisors (2707849).

1053201551 is an equidigital number, since it uses as much as digits as its factorization.

1053201551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2707848.

The product of its (nonzero) digits is 750, while the sum is 23.

The square root of 1053201551 is about 32453.0668966740. The cubic root of 1053201551 is about 1017.4283387403.

The spelling of 1053201551 in words is "one billion, fifty-three million, two hundred one thousand, five hundred fifty-one".