422797135531 has 2 divisors, whose sum is σ = 422797135532. Its totient is φ = 422797135530.

The previous prime is 422797135517. The next prime is 422797135547. The reversal of 422797135531 is 135531797224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 422797135531 - 2¹³ = 422797127339 is a prime.

It is a super-2 number, since 2×422797135531² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (422797135591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211398567765 + 211398567766.

It is an arithmetic number, because the mean of its divisors is an integer number (211398567766).

Almost surely, 2^422797135531 is an apocalyptic number.

422797135531 is a deficient number, since it is larger than the sum of its proper divisors (1).

422797135531 is an equidigital number, since it uses as much as digits as its factorization.

422797135531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1587600, while the sum is 49.

The spelling of 422797135531 in words is "four hundred twenty-two billion, seven hundred ninety-seven million, one hundred thirty-five thousand, five hundred thirty-one".