670454507 has 2 divisors, whose sum is σ = 670454508. Its totient is φ = 670454506.

The previous prime is 670454489. The next prime is 670454513. The reversal of 670454507 is 705454076.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 670454507 - 2⁶ = 670454443 is a prime.

It is a super-2 number, since 2×670454507² = 899018491913226098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (670454597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335227253 + 335227254.

It is an arithmetic number, because the mean of its divisors is an integer number (335227254).

Almost surely, 2^670454507 is an apocalyptic number.

670454507 is a deficient number, since it is larger than the sum of its proper divisors (1).

670454507 is an equidigital number, since it uses as much as digits as its factorization.

670454507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 117600, while the sum is 38.

The square root of 670454507 is about 25893.1362913031. The cubic root of 670454507 is about 875.2318327742.

The spelling of 670454507 in words is "six hundred seventy million, four hundred fifty-four thousand, five hundred seven".