401083397513 has 8 divisors (see below), whose sum is σ = 403317465096. Its totient is φ = 398849529600.

The previous prime is 401083397509. The next prime is 401083397579. The reversal of 401083397513 is 315793380104.

It can be written as a sum of positive squares in 4 ways, for example, as 178250306809 + 222833090704 = 422197^2 + 472052^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 401083397513 - 2² = 401083397509 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401083397213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6029153 + ... + 6095313.

It is an arithmetic number, because the mean of its divisors is an integer number (50414683137).

Almost surely, 2^401083397513 is an apocalyptic number.

It is an amenable number.

401083397513 is a deficient number, since it is larger than the sum of its proper divisors (2234067583).

401083397513 is a wasteful number, since it uses less digits than its factorization.

401083397513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99835.

The product of its (nonzero) digits is 272160, while the sum is 44.

The spelling of 401083397513 in words is "four hundred one billion, eighty-three million, three hundred ninety-seven thousand, five hundred thirteen".