1397196912623 has 2 divisors, whose sum is σ = 1397196912624. Its totient is φ = 1397196912622.

The previous prime is 1397196912593. The next prime is 1397196912649. The reversal of 1397196912623 is 3262196917931.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1397196912623 - 2²⁶ = 1397129803759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1397196912653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 698598456311 + 698598456312.

It is an arithmetic number, because the mean of its divisors is an integer number (698598456312).

Almost surely, 2^{1397196912623} is an apocalyptic number.

1397196912623 is a deficient number, since it is larger than the sum of its proper divisors (1).

1397196912623 is an equidigital number, since it uses as much as digits as its factorization.

1397196912623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6613488, while the sum is 59.

The spelling of 1397196912623 in words is "one trillion, three hundred ninety-seven billion, one hundred ninety-six million, nine hundred twelve thousand, six hundred twenty-three".