401413723 has 2 divisors, whose sum is σ = 401413724. Its totient is φ = 401413722.

The previous prime is 401413667. The next prime is 401413751. The reversal of 401413723 is 327314104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 401413723 - 2²¹ = 399316571 is a prime.

It is a super-2 number, since 2×401413723² = 322265954025441458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (401411723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200706861 + 200706862.

It is an arithmetic number, because the mean of its divisors is an integer number (200706862).

Almost surely, 2^401413723 is an apocalyptic number.

401413723 is a deficient number, since it is larger than the sum of its proper divisors (1).

401413723 is an equidigital number, since it uses as much as digits as its factorization.

401413723 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 401413723 is about 20035.3119017399. The cubic root of 401413723 is about 737.6733124428.

Adding to 401413723 its reverse (327314104), we get a palindrome (728727827).

The spelling of 401413723 in words is "four hundred one million, four hundred thirteen thousand, seven hundred twenty-three".