1513706273 has 2 divisors, whose sum is σ = 1513706274. Its totient is φ = 1513706272.

The previous prime is 1513706267. The next prime is 1513706279. The reversal of 1513706273 is 3726073151.

It is a balanced prime because it is at equal distance from previous prime (1513706267) and next prime (1513706279).

It can be written as a sum of positive squares in only one way, i.e., 1490886544 + 22819729 = 38612^2 + 4777^2 .

It is a cyclic number.

It is not a de Polignac number, because 1513706273 - 2²⁶ = 1446597409 is a prime.

It is not a weakly prime, because it can be changed into another prime (1513706279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 756853136 + 756853137.

It is an arithmetic number, because the mean of its divisors is an integer number (756853137).

Almost surely, 2^1513706273 is an apocalyptic number.

It is an amenable number.

1513706273 is a deficient number, since it is larger than the sum of its proper divisors (1).

1513706273 is an equidigital number, since it uses as much as digits as its factorization.

1513706273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26460, while the sum is 35.

The square root of 1513706273 is about 38906.3783074190. The cubic root of 1513706273 is about 1148.1902911197.

The spelling of 1513706273 in words is "one billion, five hundred thirteen million, seven hundred six thousand, two hundred seventy-three".