401675123 has 4 divisors (see below), whose sum is σ = 402554520. Its totient is φ = 400795728.

The previous prime is 401675119. The next prime is 401675147. The reversal of 401675123 is 321576104.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 401675123 - 2² = 401675119 is a prime.

It is a super-2 number, since 2×401675123² = 322685808874130258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401675023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 439013 + ... + 439926.

It is an arithmetic number, because the mean of its divisors is an integer number (100638630).

Almost surely, 2^401675123 is an apocalyptic number.

401675123 is a deficient number, since it is larger than the sum of its proper divisors (879397).

401675123 is an equidigital number, since it uses as much as digits as its factorization.

401675123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 879396.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 401675123 is about 20041.8343222371. The cubic root of 401675123 is about 737.8334016073.

The spelling of 401675123 in words is "four hundred one million, six hundred seventy-five thousand, one hundred twenty-three".