9814252725 has 18 divisors (see below), whose sum is σ = 17578417506. Its totient is φ = 5234268000.

The previous prime is 9814252717. The next prime is 9814252733. The reversal of 9814252725 is 5272524189.

9814252725 is a `hidden beast` number, since 9 + 81 + 42 + 527 + 2 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (9814252717) and next prime (9814252733).

It can be written as a sum of positive squares in 3 ways, for example, as 2167274916 + 7646977809 = 46554^2 + 87447^2 .

It is not a de Polignac number, because 9814252725 - 2³ = 9814252717 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 21809226 + ... + 21809675.

Almost surely, 2^9814252725 is an apocalyptic number.

It is an amenable number.

9814252725 is a deficient number, since it is larger than the sum of its proper divisors (7764164781).

9814252725 is a wasteful number, since it uses less digits than its factorization.

9814252725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43618917 (or 43618909 counting only the distinct ones).

The product of its digits is 403200, while the sum is 45.

The square root of 9814252725 is about 99066.9103434643. The cubic root of 9814252725 is about 2141.0118897133.

The spelling of 9814252725 in words is "nine billion, eight hundred fourteen million, two hundred fifty-two thousand, seven hundred twenty-five".