51083507 has 2 divisors, whose sum is σ = 51083508. Its totient is φ = 51083506.

The previous prime is 51083497. The next prime is 51083519. The reversal of 51083507 is 70538015.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51083507 - 2⁴ = 51083491 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 51083507.

It is not a weakly prime, because it can be changed into another prime (51083707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25541753 + 25541754.

It is an arithmetic number, because the mean of its divisors is an integer number (25541754).

Almost surely, 2^51083507 is an apocalyptic number.

51083507 is a deficient number, since it is larger than the sum of its proper divisors (1).

51083507 is an equidigital number, since it uses as much as digits as its factorization.

51083507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 51083507 is about 7147.2726966305. The cubic root of 51083507 is about 371.0452716821.

The spelling of 51083507 in words is "fifty-one million, eighty-three thousand, five hundred seven".