53025307 has 4 divisors (see below), whose sum is σ = 53167840. Its totient is φ = 52882776.

The previous prime is 53025239. The next prime is 53025331. The reversal of 53025307 is 70352035.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53025307 - 2¹¹ = 53023259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53020307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70707 + ... + 71452.

It is an arithmetic number, because the mean of its divisors is an integer number (13291960).

Almost surely, 2^53025307 is an apocalyptic number.

53025307 is a deficient number, since it is larger than the sum of its proper divisors (142533).

53025307 is a wasteful number, since it uses less digits than its factorization.

53025307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142532.

The product of its (nonzero) digits is 3150, while the sum is 25.

The square root of 53025307 is about 7281.8477737453. The cubic root of 53025307 is about 375.6883522759.

It can be divided in two parts, 5302 and 5307, that added together give a square (10609 = 103²).

The spelling of 53025307 in words is "fifty-three million, twenty-five thousand, three hundred seven".