401045445131 has 2 divisors, whose sum is σ = 401045445132. Its totient is φ = 401045445130.

The previous prime is 401045445083. The next prime is 401045445179. The reversal of 401045445131 is 131544540104.

It is a balanced prime because it is at equal distance from previous prime (401045445083) and next prime (401045445179).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-401045445131 is a prime.

It is a super-2 number, since 2×401045445131² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (401045445191) 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, 200522722565 + 200522722566.

It is an arithmetic number, because the mean of its divisors is an integer number (200522722566).

Almost surely, 2^401045445131 is an apocalyptic number.

401045445131 is a deficient number, since it is larger than the sum of its proper divisors (1).

401045445131 is an equidigital number, since it uses as much as digits as its factorization.

401045445131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 401045445131 its reverse (131544540104), we get a palindrome (532589985235).

The spelling of 401045445131 in words is "four hundred one billion, forty-five million, four hundred forty-five thousand, one hundred thirty-one".