1356219023 has 2 divisors, whose sum is σ = 1356219024. Its totient is φ = 1356219022.

The previous prime is 1356218987. The next prime is 1356219049. The reversal of 1356219023 is 3209126531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1356219023 - 2⁸ = 1356218767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1356216023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 678109511 + 678109512.

It is an arithmetic number, because the mean of its divisors is an integer number (678109512).

Almost surely, 2^1356219023 is an apocalyptic number.

1356219023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1356219023 is an equidigital number, since it uses as much as digits as its factorization.

1356219023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 1356219023 is about 36826.8790830828. The cubic root of 1356219023 is about 1106.9039670013.

The spelling of 1356219023 in words is "one billion, three hundred fifty-six million, two hundred nineteen thousand, twenty-three".