11231342525 has 24 divisors (see below), whose sum is σ = 15022205184. Its totient is φ = 8280619200.

The previous prime is 11231342513. The next prime is 11231342537. The reversal of 11231342525 is 52524313211.

It is an interprime number because it is at equal distance from previous prime (11231342513) and next prime (11231342537).

It is not a de Polignac number, because 11231342525 - 2²⁴ = 11214565309 is a prime.

It is a super-2 number, since 2×11231342525² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

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, 177692 + ... + 232458.

It is an arithmetic number, because the mean of its divisors is an integer number (625925216).

Almost surely, 2^11231342525 is an apocalyptic number.

It is an amenable number.

11231342525 is a deficient number, since it is larger than the sum of its proper divisors (3790862659).

11231342525 is a wasteful number, since it uses less digits than its factorization.

11231342525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55421 (or 55416 counting only the distinct ones).

The product of its digits is 7200, while the sum is 29.

Adding to 11231342525 its reverse (52524313211), we get a palindrome (63755655736).

The spelling of 11231342525 in words is "eleven billion, two hundred thirty-one million, three hundred forty-two thousand, five hundred twenty-five".