401142001913 has 2 divisors, whose sum is σ = 401142001914. Its totient is φ = 401142001912.

The previous prime is 401142001903. The next prime is 401142001927. The reversal of 401142001913 is 319100241104.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 363400391929 + 37741609984 = 602827^2 + 194272^2 .

It is a cyclic number.

It is not a de Polignac number, because 401142001913 - 2⁸ = 401142001657 is a prime.

It is not a weakly prime, because it can be changed into another prime (401142001903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200571000956 + 200571000957.

It is an arithmetic number, because the mean of its divisors is an integer number (200571000957).

Almost surely, 2^401142001913 is an apocalyptic number.

It is an amenable number.

401142001913 is a deficient number, since it is larger than the sum of its proper divisors (1).

401142001913 is an equidigital number, since it uses as much as digits as its factorization.

401142001913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 26.

The spelling of 401142001913 in words is "four hundred one billion, one hundred forty-two million, one thousand, nine hundred thirteen".