1355411112623 has 2 divisors, whose sum is σ = 1355411112624. Its totient is φ = 1355411112622.

The previous prime is 1355411112619. The next prime is 1355411112697. The reversal of 1355411112623 is 3262111145531.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1355411112623 - 2² = 1355411112619 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1355411102623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 677705556311 + 677705556312.

It is an arithmetic number, because the mean of its divisors is an integer number (677705556312).

Almost surely, 2^{1355411112623} is an apocalyptic number.

1355411112623 is a deficient number, since it is larger than the sum of its proper divisors (1).

1355411112623 is an equidigital number, since it uses as much as digits as its factorization.

1355411112623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600, while the sum is 35.

The spelling of 1355411112623 in words is "one trillion, three hundred fifty-five billion, four hundred eleven million, one hundred twelve thousand, six hundred twenty-three".