1522122135389 has 2 divisors, whose sum is σ = 1522122135390. Its totient is φ = 1522122135388.

The previous prime is 1522122135343. The next prime is 1522122135407. The reversal of 1522122135389 is 9835312212251.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1372107676900 + 150014458489 = 1171370^2 + 387317^2 .

It is a cyclic number.

It is not a de Polignac number, because 1522122135389 - 2²⁴ = 1522105358173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1522122134389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 761061067694 + 761061067695.

It is an arithmetic number, because the mean of its divisors is an integer number (761061067695).

Almost surely, 2^{1522122135389} is an apocalyptic number.

It is an amenable number.

1522122135389 is a deficient number, since it is larger than the sum of its proper divisors (1).

1522122135389 is an equidigital number, since it uses as much as digits as its factorization.

1522122135389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 259200, while the sum is 44.

The spelling of 1522122135389 in words is "one trillion, five hundred twenty-two billion, one hundred twenty-two million, one hundred thirty-five thousand, three hundred eighty-nine".