670401299 has 2 divisors, whose sum is σ = 670401300. Its totient is φ = 670401298.

The previous prime is 670401283. The next prime is 670401367. The reversal of 670401299 is 992104076.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 670401299 - 2⁴ = 670401283 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (670401229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335200649 + 335200650.

It is an arithmetic number, because the mean of its divisors is an integer number (335200650).

Almost surely, 2^670401299 is an apocalyptic number.

670401299 is a deficient number, since it is larger than the sum of its proper divisors (1).

670401299 is an equidigital number, since it uses as much as digits as its factorization.

670401299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 670401299 is about 25892.1088171667. The cubic root of 670401299 is about 875.2086790444.

The spelling of 670401299 in words is "six hundred seventy million, four hundred one thousand, two hundred ninety-nine".