401023307 has 2 divisors, whose sum is σ = 401023308. Its totient is φ = 401023306.

The previous prime is 401023229. The next prime is 401023309. The reversal of 401023307 is 703320104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 401023307 - 2¹⁶ = 400957771 is a prime.

Together with 401023309, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (401023309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200511653 + 200511654.

It is an arithmetic number, because the mean of its divisors is an integer number (200511654).

Almost surely, 2^401023307 is an apocalyptic number.

401023307 is a deficient number, since it is larger than the sum of its proper divisors (1).

401023307 is an equidigital number, since it uses as much as digits as its factorization.

401023307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 401023307 is about 20025.5663340641. The cubic root of 401023307 is about 737.4340805584.

The spelling of 401023307 in words is "four hundred one million, twenty-three thousand, three hundred seven".