53013907 has 2 divisors, whose sum is σ = 53013908. Its totient is φ = 53013906.

The previous prime is 53013901. The next prime is 53013911. The reversal of 53013907 is 70931035.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53013907 is a prime.

It is not a weakly prime, because it can be changed into another prime (53013901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26506953 + 26506954.

It is an arithmetic number, because the mean of its divisors is an integer number (26506954).

Almost surely, 2^53013907 is an apocalyptic number.

53013907 is a deficient number, since it is larger than the sum of its proper divisors (1).

53013907 is an equidigital number, since it uses as much as digits as its factorization.

53013907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2835, while the sum is 28.

The square root of 53013907 is about 7281.0649633141. The cubic root of 53013907 is about 375.6614270558.

The spelling of 53013907 in words is "fifty-three million, thirteen thousand, nine hundred seven".