8403961372 has 12 divisors (see below), whose sum is σ = 14708032920. Its totient is φ = 4201666256.

The previous prime is 8403961361. The next prime is 8403961381. The reversal of 8403961372 is 2731693048.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12247 + ... + 130222.

It is an arithmetic number, because the mean of its divisors is an integer number (1225669410).

Almost surely, 2^8403961372 is an apocalyptic number.

It is an amenable number.

8403961372 is a deficient number, since it is larger than the sum of its proper divisors (6304071548).

8403961372 is a wasteful number, since it uses less digits than its factorization.

8403961372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157220 (or 157218 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 8403961372 is about 91673.1224078246. The cubic root of 8403961372 is about 2033.1122129398.

The spelling of 8403961372 in words is "eight billion, four hundred three million, nine hundred sixty-one thousand, three hundred seventy-two".