1052455431025 has 12 divisors (see below), whose sum is σ = 1306176639052. Its totient is φ = 841234083840.

The previous prime is 1052455430977. The next prime is 1052455431029. The reversal of 1052455431025 is 5201345542501.

It can be written as a sum of positive squares in 6 ways, for example, as 12742797456 + 1039712633569 = 112884^2 + 1019663^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1052455431025 is a prime.

It is a super-2 number, since 2×1052455431025² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1052455431029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18227124 + ... + 18284773.

Almost surely, 2^{1052455431025} is an apocalyptic number.

It is an amenable number.

1052455431025 is a deficient number, since it is larger than the sum of its proper divisors (253721208027).

1052455431025 is a wasteful number, since it uses less digits than its factorization.

1052455431025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36513060 (or 36513055 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 37.

The spelling of 1052455431025 in words is "one trillion, fifty-two billion, four hundred fifty-five million, four hundred thirty-one thousand, twenty-five".