320361123 has 4 divisors (see below), whose sum is σ = 427148168. Its totient is φ = 213574080.

The previous prime is 320361101. The next prime is 320361149. The reversal of 320361123 is 321163023.

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

It is not a de Polignac number, because 320361123 - 2⁸ = 320360867 is a prime.

It is a super-2 number, since 2×320361123² = 205262498259642258, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 320361123.

It is not an unprimeable number, because it can be changed into a prime (320361623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53393518 + ... + 53393523.

It is an arithmetic number, because the mean of its divisors is an integer number (106787042).

Almost surely, 2^320361123 is an apocalyptic number.

320361123 is a deficient number, since it is larger than the sum of its proper divisors (106787045).

320361123 is a wasteful number, since it uses less digits than its factorization.

320361123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106787044.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 320361123 is about 17898.6346685997. The cubic root of 320361123 is about 684.2475784624.

The spelling of 320361123 in words is "three hundred twenty million, three hundred sixty-one thousand, one hundred twenty-three".