1356405103019 has 2 divisors, whose sum is σ = 1356405103020. Its totient is φ = 1356405103018.

The previous prime is 1356405102971. The next prime is 1356405103037. The reversal of 1356405103019 is 9103015046531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1356405103019 - 2⁸ = 1356405102763 is a prime.

It is a super-2 number, since 2×1356405103019² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1356405103099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 678202551509 + 678202551510.

It is an arithmetic number, because the mean of its divisors is an integer number (678202551510).

Almost surely, 2^{1356405103019} is an apocalyptic number.

1356405103019 is a deficient number, since it is larger than the sum of its proper divisors (1).

1356405103019 is an equidigital number, since it uses as much as digits as its factorization.

1356405103019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48600, while the sum is 38.

The spelling of 1356405103019 in words is "one trillion, three hundred fifty-six billion, four hundred five million, one hundred three thousand, nineteen".