670370039 has 2 divisors, whose sum is σ = 670370040. Its totient is φ = 670370038.

The previous prime is 670370011. The next prime is 670370069. The reversal of 670370039 is 930073076.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 670370039 - 2⁸ = 670369783 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 670369990 and 670370008.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (670370069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335185019 + 335185020.

It is an arithmetic number, because the mean of its divisors is an integer number (335185020).

Almost surely, 2^670370039 is an apocalyptic number.

670370039 is a deficient number, since it is larger than the sum of its proper divisors (1).

670370039 is an equidigital number, since it uses as much as digits as its factorization.

670370039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23814, while the sum is 35.

The square root of 670370039 is about 25891.5051513040. The cubic root of 670370039 is about 875.1950755264.

The spelling of 670370039 in words is "six hundred seventy million, three hundred seventy thousand, thirty-nine".