522051139 has 2 divisors, whose sum is σ = 522051140. Its totient is φ = 522051138.

The previous prime is 522051107. The next prime is 522051149. The reversal of 522051139 is 931150225.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 522051139 - 2⁵ = 522051107 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (522051149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261025569 + 261025570.

It is an arithmetic number, because the mean of its divisors is an integer number (261025570).

Almost surely, 2^522051139 is an apocalyptic number.

522051139 is a deficient number, since it is larger than the sum of its proper divisors (1).

522051139 is an equidigital number, since it uses as much as digits as its factorization.

522051139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 522051139 is about 22848.4384367948. The cubic root of 522051139 is about 805.2010808970.

The spelling of 522051139 in words is "five hundred twenty-two million, fifty-one thousand, one hundred thirty-nine".