670104023 has 2 divisors, whose sum is σ = 670104024. Its totient is φ = 670104022.

The previous prime is 670104013. The next prime is 670104031. The reversal of 670104023 is 320401076.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 670104023 - 2⁴ = 670104007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 670104023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (670104013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335052011 + 335052012.

It is an arithmetic number, because the mean of its divisors is an integer number (335052012).

Almost surely, 2^670104023 is an apocalyptic number.

670104023 is a deficient number, since it is larger than the sum of its proper divisors (1).

670104023 is an equidigital number, since it uses as much as digits as its factorization.

670104023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 670104023 is about 25886.3675126504. The cubic root of 670104023 is about 875.0792953444.

Adding to 670104023 its reverse (320401076), we get a palindrome (990505099).

The spelling of 670104023 in words is "six hundred seventy million, one hundred four thousand, twenty-three".