401360971 has 32 divisors (see below), whose sum is σ = 468840960. Its totient is φ = 340032000.

The previous prime is 401360969. The next prime is 401360977. The reversal of 401360971 is 179063104.

It is a happy number.

It is not a de Polignac number, because 401360971 - 2¹ = 401360969 is a prime.

It is a super-2 number, since 2×401360971² = 322181258084125682, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401360977) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2887420 + ... + 2887558.

It is an arithmetic number, because the mean of its divisors is an integer number (14651280).

Almost surely, 2^401360971 is an apocalyptic number.

401360971 is a deficient number, since it is larger than the sum of its proper divisors (67479989).

401360971 is a wasteful number, since it uses less digits than its factorization.

401360971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 401360971 is about 20033.9953828486. The cubic root of 401360971 is about 737.6409971156.

The spelling of 401360971 in words is "four hundred one million, three hundred sixty thousand, nine hundred seventy-one".