401394374159 has 2 divisors, whose sum is σ = 401394374160. Its totient is φ = 401394374158.

The previous prime is 401394374131. The next prime is 401394374207. The reversal of 401394374159 is 951473493104.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-401394374159 is a prime.

It is a super-2 number, since 2×401394374159² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401394379159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200697187079 + 200697187080.

It is an arithmetic number, because the mean of its divisors is an integer number (200697187080).

Almost surely, 2^401394374159 is an apocalyptic number.

401394374159 is a deficient number, since it is larger than the sum of its proper divisors (1).

401394374159 is an equidigital number, since it uses as much as digits as its factorization.

401394374159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1632960, while the sum is 50.

The spelling of 401394374159 in words is "four hundred one billion, three hundred ninety-four million, three hundred seventy-four thousand, one hundred fifty-nine".