331248134 has 32 divisors (see below), whose sum is σ = 588172800. Its totient is φ = 139825224.

The previous prime is 331248133. The next prime is 331248149. The reversal of 331248134 is 431842133.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 331248097 and 331248106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331248133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42359 + ... + 49565.

It is an arithmetic number, because the mean of its divisors is an integer number (18380400).

Almost surely, 2^331248134 is an apocalyptic number.

331248134 is a deficient number, since it is larger than the sum of its proper divisors (256924666).

331248134 is an equidigital number, since it uses as much as digits as its factorization.

331248134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7297 (or 7283 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

The square root of 331248134 is about 18200.2234601666. The cubic root of 331248134 is about 691.9124525885.

The spelling of 331248134 in words is "three hundred thirty-one million, two hundred forty-eight thousand, one hundred thirty-four".