51496507 has 2 divisors, whose sum is σ = 51496508. Its totient is φ = 51496506.

The previous prime is 51496481. The next prime is 51496579. The reversal of 51496507 is 70569415.

51496507 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51496507 - 2¹⁵ = 51463739 is a prime.

It is not a weakly prime, because it can be changed into another prime (51496597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25748253 + 25748254.

It is an arithmetic number, because the mean of its divisors is an integer number (25748254).

Almost surely, 2^51496507 is an apocalyptic number.

51496507 is a deficient number, since it is larger than the sum of its proper divisors (1).

51496507 is an equidigital number, since it uses as much as digits as its factorization.

51496507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 51496507 is about 7176.1066742350. The cubic root of 51496507 is about 372.0425313648.

It can be divided in two parts, 51496 and 507, that added together give a triangular number (52003 = T₃₂₂).

The spelling of 51496507 in words is "fifty-one million, four hundred ninety-six thousand, five hundred seven".