331375463 has 4 divisors (see below), whose sum is σ = 333794400. Its totient is φ = 328956528.

The previous prime is 331375459. The next prime is 331375477. The reversal of 331375463 is 364573133.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 364573133 = 4787 ⋅76159.

It is a cyclic number.

It is not a de Polignac number, because 331375463 - 2² = 331375459 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 (331375063) 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, 1209263 + ... + 1209536.

It is an arithmetic number, because the mean of its divisors is an integer number (83448600).

Almost surely, 2^331375463 is an apocalyptic number.

331375463 is a deficient number, since it is larger than the sum of its proper divisors (2418937).

331375463 is a wasteful number, since it uses less digits than its factorization.

331375463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2418936.

The product of its digits is 68040, while the sum is 35.

The square root of 331375463 is about 18203.7211305821. The cubic root of 331375463 is about 692.0010963429.

The spelling of 331375463 in words is "three hundred thirty-one million, three hundred seventy-five thousand, four hundred sixty-three".