51937559 has 2 divisors, whose sum is σ = 51937560. Its totient is φ = 51937558.

The previous prime is 51937553. The next prime is 51937577. The reversal of 51937559 is 95573915.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51937559 - 2²⁴ = 35160343 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51937553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25968779 + 25968780.

It is an arithmetic number, because the mean of its divisors is an integer number (25968780).

Almost surely, 2^51937559 is an apocalyptic number.

51937559 is a deficient number, since it is larger than the sum of its proper divisors (1).

51937559 is an equidigital number, since it uses as much as digits as its factorization.

51937559 is an evil number, because the sum of its binary digits is even.

The product of its digits is 212625, while the sum is 44.

The square root of 51937559 is about 7206.7717460733. The cubic root of 51937559 is about 373.1016572988.

The spelling of 51937559 in words is "fifty-one million, nine hundred thirty-seven thousand, five hundred fifty-nine".