670370737 has 2 divisors, whose sum is σ = 670370738. Its totient is φ = 670370736.

The previous prime is 670370713. The next prime is 670370759. The reversal of 670370737 is 737073076.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 524226816 + 146143921 = 22896^2 + 12089^2 .

It is a cyclic number.

It is not a de Polignac number, because 670370737 - 2⁷ = 670370609 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 670370737.

It is not a weakly prime, because it can be changed into another prime (670370777) by changing a digit.

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 as a sum of consecutive naturals, namely, 335185368 + 335185369.

It is an arithmetic number, because the mean of its divisors is an integer number (335185369).

Almost surely, 2^670370737 is an apocalyptic number.

It is an amenable number.

670370737 is a deficient number, since it is larger than the sum of its proper divisors (1).

670370737 is an equidigital number, since it uses as much as digits as its factorization.

670370737 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129654, while the sum is 40.

The square root of 670370737 is about 25891.5186306250. The cubic root of 670370737 is about 875.1953792820.

The spelling of 670370737 in words is "six hundred seventy million, three hundred seventy thousand, seven hundred thirty-seven".