53499907 has 2 divisors, whose sum is σ = 53499908. Its totient is φ = 53499906.

The previous prime is 53499899. The next prime is 53499913. The reversal of 53499907 is 70999435.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53499907 - 2³ = 53499899 is a prime.

It is not a weakly prime, because it can be changed into another prime (53499917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26749953 + 26749954.

It is an arithmetic number, because the mean of its divisors is an integer number (26749954).

Almost surely, 2^53499907 is an apocalyptic number.

53499907 is a deficient number, since it is larger than the sum of its proper divisors (1).

53499907 is an equidigital number, since it uses as much as digits as its factorization.

53499907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 306180, while the sum is 46.

The square root of 53499907 is about 7314.3630618120. The cubic root of 53499907 is about 376.8058838332.

The spelling of 53499907 in words is "fifty-three million, four hundred ninety-nine thousand, nine hundred seven".