55451325 has 12 divisors (see below), whose sum is σ = 91679648. Its totient is φ = 29574000.

The previous prime is 55451317. The next prime is 55451339. The reversal of 55451325 is 52315455.

It is a happy number.

It is not a de Polignac number, because 55451325 - 2³ = 55451317 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 55451292 and 55451301.

It is a congruent number.

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, 369601 + ... + 369750.

Almost surely, 2^55451325 is an apocalyptic number.

It is an amenable number.

55451325 is a deficient number, since it is larger than the sum of its proper divisors (36228323).

55451325 is a wasteful number, since it uses less digits than its factorization.

55451325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739364 (or 739359 counting only the distinct ones).

The product of its digits is 15000, while the sum is 30.

The square root of 55451325 is about 7446.5646441832. The cubic root of 55451325 is about 381.3326363916.

The spelling of 55451325 in words is "fifty-five million, four hundred fifty-one thousand, three hundred twenty-five".