670747503 has 8 divisors (see below), whose sum is σ = 895920768. Its totient is φ = 446369624.

The previous prime is 670747501. The next prime is 670747513. The reversal of 670747503 is 305747076.

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 670747503 - 2¹ = 670747501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670747501) 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, 196875 + ... + 200252.

It is an arithmetic number, because the mean of its divisors is an integer number (111990096).

Almost surely, 2^670747503 is an apocalyptic number.

670747503 is a deficient number, since it is larger than the sum of its proper divisors (225173265).

670747503 is a wasteful number, since it uses less digits than its factorization.

670747503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397693.

The product of its (nonzero) digits is 123480, while the sum is 39.

The square root of 670747503 is about 25898.7934661057. The cubic root of 670747503 is about 875.3593095216.

The spelling of 670747503 in words is "six hundred seventy million, seven hundred forty-seven thousand, five hundred three".