670751233 has 2 divisors, whose sum is σ = 670751234. Its totient is φ = 670751232.

The previous prime is 670751227. The next prime is 670751261. The reversal of 670751233 is 332157076.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 668584449 + 2166784 = 25857^2 + 1472^2 .

It is a cyclic number.

It is not a de Polignac number, because 670751233 - 2²⁵ = 637196801 is a prime.

It is not a weakly prime, because it can be changed into another prime (670751273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335375616 + 335375617.

It is an arithmetic number, because the mean of its divisors is an integer number (335375617).

Almost surely, 2^670751233 is an apocalyptic number.

It is an amenable number.

670751233 is a deficient number, since it is larger than the sum of its proper divisors (1).

670751233 is an equidigital number, since it uses as much as digits as its factorization.

670751233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26460, while the sum is 34.

The square root of 670751233 is about 25898.8654770822. The cubic root of 670751233 is about 875.3609321313.

The spelling of 670751233 in words is "six hundred seventy million, seven hundred fifty-one thousand, two hundred thirty-three".