401126017 has 2 divisors, whose sum is σ = 401126018. Its totient is φ = 401126016.

The previous prime is 401126009. The next prime is 401126027. The reversal of 401126017 is 710621104.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 228886641 + 172239376 = 15129^2 + 13124^2 .

It is a cyclic number.

It is not a de Polignac number, because 401126017 - 2³ = 401126009 is a prime.

It is equal to p_21393031 and since 401126017 and 21393031 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (401126027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200563008 + 200563009.

It is an arithmetic number, because the mean of its divisors is an integer number (200563009).

Almost surely, 2^401126017 is an apocalyptic number.

It is an amenable number.

401126017 is a deficient number, since it is larger than the sum of its proper divisors (1).

401126017 is an equidigital number, since it uses as much as digits as its factorization.

401126017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 22.

The square root of 401126017 is about 20028.1306416750. The cubic root of 401126017 is about 737.4970323351.

The spelling of 401126017 in words is "four hundred one million, one hundred twenty-six thousand, seventeen".