331122973 has 4 divisors (see below), whose sum is σ = 345519648. Its totient is φ = 316726300.

The previous prime is 331122907. The next prime is 331123003. The reversal of 331122973 is 379221133.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 331122973 - 2¹⁷ = 330991901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331122373) 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, 7198303 + ... + 7198348.

It is an arithmetic number, because the mean of its divisors is an integer number (86379912).

Almost surely, 2^331122973 is an apocalyptic number.

It is an amenable number.

331122973 is a deficient number, since it is larger than the sum of its proper divisors (14396675).

331122973 is a wasteful number, since it uses less digits than its factorization.

331122973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14396674.

The product of its digits is 6804, while the sum is 31.

The square root of 331122973 is about 18196.7846885102. The cubic root of 331122973 is about 691.8252960080.

The spelling of 331122973 in words is "three hundred thirty-one million, one hundred twenty-two thousand, nine hundred seventy-three".