1625161053 has 16 divisors (see below), whose sum is σ = 2295711936. Its totient is φ = 1019101440.

The previous prime is 1625161037. The next prime is 1625161129. The reversal of 1625161053 is 3501615261.

It is not a de Polignac number, because 1625161053 - 2⁴ = 1625161037 is a prime.

It is a super-2 number, since 2×1625161053² = 5282296896376137618, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1625161053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1625161553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86350 + ... + 103472.

It is an arithmetic number, because the mean of its divisors is an integer number (143481996).

Almost surely, 2^1625161053 is an apocalyptic number.

It is an amenable number.

1625161053 is a deficient number, since it is larger than the sum of its proper divisors (670550883).

1625161053 is a wasteful number, since it uses less digits than its factorization.

1625161053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19004.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 1625161053 is about 40313.2863086105. The cubic root of 1625161053 is about 1175.7061825266.

The spelling of 1625161053 in words is "one billion, six hundred twenty-five million, one hundred sixty-one thousand, fifty-three".