193132613 has 2 divisors, whose sum is σ = 193132614. Its totient is φ = 193132612.

The previous prime is 193132571. The next prime is 193132627. The reversal of 193132613 is 316231391.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 138697729 + 54434884 = 11777^2 + 7378^2 .

It is a cyclic number.

It is not a de Polignac number, because 193132613 - 2¹⁴ = 193116229 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (193132813) 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, 96566306 + 96566307.

It is an arithmetic number, because the mean of its divisors is an integer number (96566307).

Almost surely, 2^193132613 is an apocalyptic number.

It is an amenable number.

193132613 is a deficient number, since it is larger than the sum of its proper divisors (1).

193132613 is an equidigital number, since it uses as much as digits as its factorization.

193132613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2916, while the sum is 29.

The square root of 193132613 is about 13897.2160161667. The cubic root of 193132613 is about 578.0319871906.

The spelling of 193132613 in words is "one hundred ninety-three million, one hundred thirty-two thousand, six hundred thirteen".