522120451157 has 2 divisors, whose sum is σ = 522120451158. Its totient is φ = 522120451156.

The previous prime is 522120451103. The next prime is 522120451217. The reversal of 522120451157 is 751154021225.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 519918870916 + 2201580241 = 721054^2 + 46921^2 .

It is a cyclic number.

It is not a de Polignac number, because 522120451157 - 2⁶ = 522120451093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (522120451357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261060225578 + 261060225579.

It is an arithmetic number, because the mean of its divisors is an integer number (261060225579).

Almost surely, 2^522120451157 is an apocalyptic number.

It is an amenable number.

522120451157 is a deficient number, since it is larger than the sum of its proper divisors (1).

522120451157 is an equidigital number, since it uses as much as digits as its factorization.

522120451157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28000, while the sum is 35.

The spelling of 522120451157 in words is "five hundred twenty-two billion, one hundred twenty million, four hundred fifty-one thousand, one hundred fifty-seven".