135756157471219 has 2 divisors, whose sum is σ = 135756157471220. Its totient is φ = 135756157471218.

The previous prime is 135756157471087. The next prime is 135756157471223. The reversal of 135756157471219 is 912174751657531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135756157471219 - 2²¹ = 135756155374067 is a prime.

It is a super-2 number, since 2×135756157471219² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (135756157421219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67878078735609 + 67878078735610.

It is an arithmetic number, because the mean of its divisors is an integer number (67878078735610).

Almost surely, 2^{135756157471219} is an apocalyptic number.

135756157471219 is a deficient number, since it is larger than the sum of its proper divisors (1).

135756157471219 is an equidigital number, since it uses as much as digits as its factorization.

135756157471219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 55566000, while the sum is 64.

The spelling of 135756157471219 in words is "one hundred thirty-five trillion, seven hundred fifty-six billion, one hundred fifty-seven million, four hundred seventy-one thousand, two hundred nineteen".