1081052525 has 24 divisors (see below), whose sum is σ = 1622128320. Its totient is φ = 697685760.

The previous prime is 1081052477. The next prime is 1081052543. The reversal of 1081052525 is 5252501801.

It is not a de Polignac number, because 1081052525 - 2¹⁶ = 1080986989 is a prime.

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, 178715 + ... + 184664.

It is an arithmetic number, because the mean of its divisors is an integer number (67588680).

Almost surely, 2^1081052525 is an apocalyptic number.

It is an amenable number.

1081052525 is a deficient number, since it is larger than the sum of its proper divisors (541075795).

1081052525 is a wasteful number, since it uses less digits than its factorization.

1081052525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363413 (or 363408 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 29.

The square root of 1081052525 is about 32879.3632085538. The cubic root of 1081052525 is about 1026.3187546877.

The spelling of 1081052525 in words is "one billion, eighty-one million, fifty-two thousand, five hundred twenty-five".