1513343023 has 2 divisors, whose sum is σ = 1513343024. Its totient is φ = 1513343022.

The previous prime is 1513343017. The next prime is 1513343081. The reversal of 1513343023 is 3203433151.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1513343023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1513343323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 756671511 + 756671512.

It is an arithmetic number, because the mean of its divisors is an integer number (756671512).

Almost surely, 2^1513343023 is an apocalyptic number.

1513343023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1513343023 is an equidigital number, since it uses as much as digits as its factorization.

1513343023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 1513343023 is about 38901.7097696232. The cubic root of 1513343023 is about 1148.0984385373.

Adding to 1513343023 its reverse (3203433151), we get a palindrome (4716776174).

The spelling of 1513343023 in words is "one billion, five hundred thirteen million, three hundred forty-three thousand, twenty-three".