313473531421 has 8 divisors (see below), whose sum is σ = 316014243840. Its totient is φ = 310933950768.

The previous prime is 313473531391. The next prime is 313473531473. The reversal of 313473531421 is 124135374313.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 313473531421 - 2¹¹ = 313473529373 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 (313473531491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 277740 + ... + 839098.

It is an arithmetic number, because the mean of its divisors is an integer number (39501780480).

Almost surely, 2^313473531421 is an apocalyptic number.

It is an amenable number.

313473531421 is a deficient number, since it is larger than the sum of its proper divisors (2540712419).

313473531421 is a wasteful number, since it uses less digits than its factorization.

313473531421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565883.

The product of its digits is 90720, while the sum is 37.

The spelling of 313473531421 in words is "three hundred thirteen billion, four hundred seventy-three million, five hundred thirty-one thousand, four hundred twenty-one".