1372921703 has 8 divisors (see below), whose sum is σ = 1445521200. Its totient is φ = 1300356288.

The previous prime is 1372921663. The next prime is 1372921709. The reversal of 1372921703 is 3071292731.

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 1372921703 - 2¹⁴ = 1372905319 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 (1372921709) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149225 + ... + 158157.

It is an arithmetic number, because the mean of its divisors is an integer number (180690150).

Almost surely, 2^1372921703 is an apocalyptic number.

1372921703 is a deficient number, since it is larger than the sum of its proper divisors (72599497).

1372921703 is an equidigital number, since it uses as much as digits as its factorization.

1372921703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17041.

The product of its (nonzero) digits is 15876, while the sum is 35.

The square root of 1372921703 is about 37052.9580870408. The cubic root of 1372921703 is about 1111.4295093024.

The spelling of 1372921703 in words is "one billion, three hundred seventy-two million, nine hundred twenty-one thousand, seven hundred three".