401042054313319 has 2 divisors, whose sum is σ = 401042054313320. Its totient is φ = 401042054313318.

The previous prime is 401042054313293. The next prime is 401042054313331. The reversal of 401042054313319 is 913313450240104.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 401042054313319 - 2¹⁹ = 401042053789031 is a prime.

It is a super-2 number, since 2×401042054313319² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401046054313319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200521027156659 + 200521027156660.

It is an arithmetic number, because the mean of its divisors is an integer number (200521027156660).

Almost surely, 2^{401042054313319} is an apocalyptic number.

401042054313319 is a deficient number, since it is larger than the sum of its proper divisors (1).

401042054313319 is an equidigital number, since it uses as much as digits as its factorization.

401042054313319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 401042054313319 in words is "four hundred one trillion, forty-two billion, fifty-four million, three hundred thirteen thousand, three hundred nineteen".