401703923 has 2 divisors, whose sum is σ = 401703924. Its totient is φ = 401703922.

The previous prime is 401703881. The next prime is 401703959. The reversal of 401703923 is 329307104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 401703923 - 2¹² = 401699827 is a prime.

It is a super-2 number, since 2×401703923² = 322732083507179858, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (401703223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200851961 + 200851962.

It is an arithmetic number, because the mean of its divisors is an integer number (200851962).

Almost surely, 2^401703923 is an apocalyptic number.

401703923 is a deficient number, since it is larger than the sum of its proper divisors (1).

401703923 is an equidigital number, since it uses as much as digits as its factorization.

401703923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 401703923 is about 20042.5528064665. The cubic root of 401703923 is about 737.8510353390.

The spelling of 401703923 in words is "four hundred one million, seven hundred three thousand, nine hundred twenty-three".