130991153329 has 3 divisors (see below), whose sum is σ = 130991515257. Its totient is φ = 130990791402.

The previous prime is 130991153323. The next prime is 130991153341. The reversal of 130991153329 is 923351199031.

It is a happy number.

The square root of 130991153329 is 361927.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 923351199031 = 3803 ⋅242795477.

It is not a de Polignac number, because 130991153329 - 2¹³ = 130991145137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130991153323) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 180964 + ... + 542890.

It is an arithmetic number, because the mean of its divisors is an integer number (43663838419).

Almost surely, 2^130991153329 is an apocalyptic number.

130991153329 is the 361927-th square number.

130991153329 is the 180964-th centered octagonal number.

It is an amenable number.

130991153329 is a deficient number, since it is larger than the sum of its proper divisors (361928).

130991153329 is an frugal number, since it uses more digits than its factorization.

130991153329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723854 (or 361927 counting only the distinct ones).

The product of its (nonzero) digits is 196830, while the sum is 46.

The spelling of 130991153329 in words is "one hundred thirty billion, nine hundred ninety-one million, one hundred fifty-three thousand, three hundred twenty-nine".