53660507 has 2 divisors, whose sum is σ = 53660508. Its totient is φ = 53660506.

The previous prime is 53660489. The next prime is 53660567. The reversal of 53660507 is 70506635.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53660507 - 2⁶ = 53660443 is a prime.

It is a super-2 number, since 2×53660507² = 5758900022994098, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53660567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26830253 + 26830254.

It is an arithmetic number, because the mean of its divisors is an integer number (26830254).

Almost surely, 2^53660507 is an apocalyptic number.

53660507 is a deficient number, since it is larger than the sum of its proper divisors (1).

53660507 is an equidigital number, since it uses as much as digits as its factorization.

53660507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18900, while the sum is 32.

The square root of 53660507 is about 7325.3332347409. Note that the first 3 decimals coincide. The cubic root of 53660507 is about 377.1825484936.

The spelling of 53660507 in words is "fifty-three million, six hundred sixty thousand, five hundred seven".