53388707 has 2 divisors, whose sum is σ = 53388708. Its totient is φ = 53388706.

The previous prime is 53388691. The next prime is 53388761. The reversal of 53388707 is 70788335.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53388707 - 2⁴ = 53388691 is a prime.

It is not a weakly prime, because it can be changed into another prime (53388787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26694353 + 26694354.

It is an arithmetic number, because the mean of its divisors is an integer number (26694354).

Almost surely, 2^53388707 is an apocalyptic number.

53388707 is a deficient number, since it is larger than the sum of its proper divisors (1).

53388707 is an equidigital number, since it uses as much as digits as its factorization.

53388707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 141120, while the sum is 41.

The square root of 53388707 is about 7306.7576256504. The cubic root of 53388707 is about 376.5446380318.

The spelling of 53388707 in words is "fifty-three million, three hundred eighty-eight thousand, seven hundred seven".