1612123154359 has 2 divisors, whose sum is σ = 1612123154360. Its totient is φ = 1612123154358.

The previous prime is 1612123154309. The next prime is 1612123154377. The reversal of 1612123154359 is 9534513212161.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1612123154359 - 2⁷ = 1612123154231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1612123154309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 806061577179 + 806061577180.

It is an arithmetic number, because the mean of its divisors is an integer number (806061577180).

Almost surely, 2^{1612123154359} is an apocalyptic number.

1612123154359 is a deficient number, since it is larger than the sum of its proper divisors (1).

1612123154359 is an equidigital number, since it uses as much as digits as its factorization.

1612123154359 is an evil number, because the sum of its binary digits is even.

The product of its digits is 194400, while the sum is 43.

The spelling of 1612123154359 in words is "one trillion, six hundred twelve billion, one hundred twenty-three million, one hundred fifty-four thousand, three hundred fifty-nine".