13453525425 has 12 divisors (see below), whose sum is σ = 22243162160. Its totient is φ = 7175213520.

The previous prime is 13453525409. The next prime is 13453525441. The reversal of 13453525425 is 52452535431.

It is an interprime number because it is at equal distance from previous prime (13453525409) and next prime (13453525441).

It is not a de Polignac number, because 13453525425 - 2⁴ = 13453525409 is a prime.

It is a super-2 number, since 2×13453525425² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 89690095 + ... + 89690244.

Almost surely, 2^13453525425 is an apocalyptic number.

13453525425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13453525425 is a deficient number, since it is larger than the sum of its proper divisors (8789636735).

13453525425 is a wasteful number, since it uses less digits than its factorization.

13453525425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179380352 (or 179380347 counting only the distinct ones).

The product of its digits is 360000, while the sum is 39.

The spelling of 13453525425 in words is "thirteen billion, four hundred fifty-three million, five hundred twenty-five thousand, four hundred twenty-five".