53237407 has 2 divisors, whose sum is σ = 53237408. Its totient is φ = 53237406.

The previous prime is 53237399. The next prime is 53237419. The reversal of 53237407 is 70473235.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53237407 - 2³ = 53237399 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53237467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26618703 + 26618704.

It is an arithmetic number, because the mean of its divisors is an integer number (26618704).

Almost surely, 2^53237407 is an apocalyptic number.

53237407 is a deficient number, since it is larger than the sum of its proper divisors (1).

53237407 is an equidigital number, since it uses as much as digits as its factorization.

53237407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17640, while the sum is 31.

The square root of 53237407 is about 7296.3968505009. The cubic root of 53237407 is about 376.1886007763.

The spelling of 53237407 in words is "fifty-three million, two hundred thirty-seven thousand, four hundred seven".