1125350163525 has 48 divisors (see below), whose sum is σ = 2238290470400. Its totient is φ = 487369690560.

The previous prime is 1125350163523. The next prime is 1125350163593. The reversal of 1125350163525 is 5253610535211.

It is not a de Polignac number, because 1125350163525 - 2¹ = 1125350163523 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125350163521) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 56398555 + ... + 56418504.

Almost surely, 2^{1125350163525} is an apocalyptic number.

1125350163525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1125350163525 is a deficient number, since it is larger than the sum of its proper divisors (1112940306875).

1125350163525 is a wasteful number, since it uses less digits than its factorization.

1125350163525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112817098 (or 112817093 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 39.

Adding to 1125350163525 its reverse (5253610535211), we get a palindrome (6378960698736).

The spelling of 1125350163525 in words is "one trillion, one hundred twenty-five billion, three hundred fifty million, one hundred sixty-three thousand, five hundred twenty-five".