1052445525 has 24 divisors (see below), whose sum is σ = 1800048480. Its totient is φ = 541947840.

The previous prime is 1052445517. The next prime is 1052445593. The reversal of 1052445525 is 5255442501.

It is not a de Polignac number, because 1052445525 - 2³ = 1052445517 is a prime.

It is a super-2 number, since 2×1052445525² = 2215283166185051250, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 239767 + ... + 244116.

It is an arithmetic number, because the mean of its divisors is an integer number (75002020).

Almost surely, 2^1052445525 is an apocalyptic number.

1052445525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1052445525 is a deficient number, since it is larger than the sum of its proper divisors (747602955).

1052445525 is a wasteful number, since it uses less digits than its factorization.

1052445525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483925 (or 483920 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 33.

The square root of 1052445525 is about 32441.4168155461. The cubic root of 1052445525 is about 1017.1848315649.

The spelling of 1052445525 in words is "one billion, fifty-two million, four hundred forty-five thousand, five hundred twenty-five".