401115023013 has 4 divisors (see below), whose sum is σ = 534820030688. Its totient is φ = 267410015340.

The previous prime is 401115023011. The next prime is 401115023027. The reversal of 401115023013 is 310320511104.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 401115023013 - 2¹ = 401115023011 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401115023011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66852503833 + ... + 66852503838.

It is an arithmetic number, because the mean of its divisors is an integer number (133705007672).

Almost surely, 2^401115023013 is an apocalyptic number.

It is an amenable number.

401115023013 is a deficient number, since it is larger than the sum of its proper divisors (133705007675).

401115023013 is a wasteful number, since it uses less digits than its factorization.

401115023013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133705007674.

The product of its (nonzero) digits is 360, while the sum is 21.

Adding to 401115023013 its reverse (310320511104), we get a palindrome (711435534117).

The spelling of 401115023013 in words is "four hundred one billion, one hundred fifteen million, twenty-three thousand, thirteen".