52031939 has 2 divisors, whose sum is σ = 52031940. Its totient is φ = 52031938.

The previous prime is 52031851. The next prime is 52031977. The reversal of 52031939 is 93913025.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52031939 is a prime.

It is a Chen prime.

It is a zygodrome in base 2.

It is not a weakly prime, because it can be changed into another prime (52031989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26015969 + 26015970.

It is an arithmetic number, because the mean of its divisors is an integer number (26015970).

Almost surely, 2^52031939 is an apocalyptic number.

52031939 is a deficient number, since it is larger than the sum of its proper divisors (1).

52031939 is an equidigital number, since it uses as much as digits as its factorization.

52031939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7290, while the sum is 32.

The square root of 52031939 is about 7213.3167821745. The cubic root of 52031939 is about 373.3275184220.

The spelling of 52031939 in words is "fifty-two million, thirty-one thousand, nine hundred thirty-nine".