1513864223 has 2 divisors, whose sum is σ = 1513864224. Its totient is φ = 1513864222.

The previous prime is 1513864211. The next prime is 1513864243. The reversal of 1513864223 is 3224683151.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1513864223 - 2⁴ = 1513864207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1513864243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 756932111 + 756932112.

It is an arithmetic number, because the mean of its divisors is an integer number (756932112).

Almost surely, 2^1513864223 is an apocalyptic number.

1513864223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1513864223 is an equidigital number, since it uses as much as digits as its factorization.

1513864223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34560, while the sum is 35.

The square root of 1513864223 is about 38908.4081272930. The cubic root of 1513864223 is about 1148.2302262890.

The spelling of 1513864223 in words is "one billion, five hundred thirteen million, eight hundred sixty-four thousand, two hundred twenty-three".