1356513023 has 2 divisors, whose sum is σ = 1356513024. Its totient is φ = 1356513022.

The previous prime is 1356513017. The next prime is 1356513047. The reversal of 1356513023 is 3203156531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1356513023 - 2⁸ = 1356512767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1356513923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 678256511 + 678256512.

It is an arithmetic number, because the mean of its divisors is an integer number (678256512).

Almost surely, 2^1356513023 is an apocalyptic number.

1356513023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1356513023 is an equidigital number, since it uses as much as digits as its factorization.

1356513023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 1356513023 is about 36830.8705164567. The cubic root of 1356513023 is about 1106.9839457875.

Adding to 1356513023 its reverse (3203156531), we get a palindrome (4559669554).

The spelling of 1356513023 in words is "one billion, three hundred fifty-six million, five hundred thirteen thousand, twenty-three".