670537097 has 2 divisors, whose sum is σ = 670537098. Its totient is φ = 670537096.

The previous prime is 670537073. The next prime is 670537123. The reversal of 670537097 is 790735076.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 635241616 + 35295481 = 25204^2 + 5941^2 .

It is a cyclic number.

It is not a de Polignac number, because 670537097 - 2¹⁴ = 670520713 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (670537057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335268548 + 335268549.

It is an arithmetic number, because the mean of its divisors is an integer number (335268549).

Almost surely, 2^670537097 is an apocalyptic number.

It is an amenable number.

670537097 is a deficient number, since it is larger than the sum of its proper divisors (1).

670537097 is an equidigital number, since it uses as much as digits as its factorization.

670537097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 277830, while the sum is 44.

The square root of 670537097 is about 25894.7310663772. The cubic root of 670537097 is about 875.2677698031.

The spelling of 670537097 in words is "six hundred seventy million, five hundred thirty-seven thousand, ninety-seven".