53087707 has 2 divisors, whose sum is σ = 53087708. Its totient is φ = 53087706.

The previous prime is 53087701. The next prime is 53087731. The reversal of 53087707 is 70778035.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53087707 - 2²³ = 44699099 is a prime.

It is not a weakly prime, because it can be changed into another prime (53087701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26543853 + 26543854.

It is an arithmetic number, because the mean of its divisors is an integer number (26543854).

Almost surely, 2^53087707 is an apocalyptic number.

53087707 is a deficient number, since it is larger than the sum of its proper divisors (1).

53087707 is an equidigital number, since it uses as much as digits as its factorization.

53087707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41160, while the sum is 37.

The square root of 53087707 is about 7286.1311407358. The cubic root of 53087707 is about 375.8356640951.

The spelling of 53087707 in words is "fifty-three million, eighty-seven thousand, seven hundred seven".