401356115 has 8 divisors (see below), whose sum is σ = 481771248. Its totient is φ = 320988960.

The previous prime is 401356079. The next prime is 401356139. The reversal of 401356115 is 511653104.

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

It is not a de Polignac number, because 401356115 - 2⁶ = 401356051 is a prime.

It is a super-2 number, since 2×401356115² = 322173462095786450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10124 + ... + 30086.

It is an arithmetic number, because the mean of its divisors is an integer number (60221406).

Almost surely, 2^401356115 is an apocalyptic number.

401356115 is a deficient number, since it is larger than the sum of its proper divisors (80415133).

401356115 is a wasteful number, since it uses less digits than its factorization.

401356115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23989.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 401356115 is about 20033.8741884839. The cubic root of 401356115 is about 737.6380222382.

The spelling of 401356115 in words is "four hundred one million, three hundred fifty-six thousand, one hundred fifteen".