670123104187 has 2 divisors, whose sum is σ = 670123104188. Its totient is φ = 670123104186.

The previous prime is 670123104127. The next prime is 670123104229. The reversal of 670123104187 is 781401321076.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 670123104187 - 2¹⁵ = 670123071419 is a prime.

It is not a weakly prime, because it can be changed into another prime (670123104127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335061552093 + 335061552094.

It is an arithmetic number, because the mean of its divisors is an integer number (335061552094).

Almost surely, 2^670123104187 is an apocalyptic number.

670123104187 is a deficient number, since it is larger than the sum of its proper divisors (1).

670123104187 is an equidigital number, since it uses as much as digits as its factorization.

670123104187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56448, while the sum is 40.

The spelling of 670123104187 in words is "six hundred seventy billion, one hundred twenty-three million, one hundred four thousand, one hundred eighty-seven".