401525323 has 2 divisors, whose sum is σ = 401525324. Its totient is φ = 401525322.

The previous prime is 401525317. The next prime is 401525351. The reversal of 401525323 is 323525104.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 401525323 - 2⁵ = 401525291 is a prime.

It is a super-2 number, since 2×401525323² = 322445170020508658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (401525353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200762661 + 200762662.

It is an arithmetic number, because the mean of its divisors is an integer number (200762662).

Almost surely, 2^401525323 is an apocalyptic number.

401525323 is a deficient number, since it is larger than the sum of its proper divisors (1).

401525323 is an equidigital number, since it uses as much as digits as its factorization.

401525323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 401525323 is about 20038.0967908631. The cubic root of 401525323 is about 737.7416681142.

The spelling of 401525323 in words is "four hundred one million, five hundred twenty-five thousand, three hundred twenty-three".