1513653389 has 2 divisors, whose sum is σ = 1513653390. Its totient is φ = 1513653388.

The previous prime is 1513653343. The next prime is 1513653397. The reversal of 1513653389 is 9833563151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 922336900 + 591316489 = 30370^2 + 24317^2 .

It is an emirp because it is prime and its reverse (9833563151) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1513653389 - 2²⁸ = 1245217933 is a prime.

It is a super-2 number, since 2×1513653389² = 4582293164062370642, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1513643389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 756826694 + 756826695.

It is an arithmetic number, because the mean of its divisors is an integer number (756826695).

Almost surely, 2^1513653389 is an apocalyptic number.

It is an amenable number.

1513653389 is a deficient number, since it is larger than the sum of its proper divisors (1).

1513653389 is an equidigital number, since it uses as much as digits as its factorization.

1513653389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 291600, while the sum is 44.

The square root of 1513653389 is about 38905.6986699892. The cubic root of 1513653389 is about 1148.1769196126.

The spelling of 1513653389 in words is "one billion, five hundred thirteen million, six hundred fifty-three thousand, three hundred eighty-nine".