129119465513 has 4 divisors (see below), whose sum is σ = 130675121808. Its totient is φ = 127563809220.

The previous prime is 129119465399. The next prime is 129119465533. The reversal of 129119465513 is 315564911921.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 129119465513 - 2⁸ = 129119465257 is a prime.

It is a super-3 number, since 3×129119465513³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (129119465533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 777828023 + ... + 777828188.

It is an arithmetic number, because the mean of its divisors is an integer number (32668780452).

Almost surely, 2^129119465513 is an apocalyptic number.

It is an amenable number.

129119465513 is a deficient number, since it is larger than the sum of its proper divisors (1555656295).

129119465513 is an equidigital number, since it uses as much as digits as its factorization.

129119465513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1555656294.

The product of its digits is 291600, while the sum is 47.

The spelling of 129119465513 in words is "one hundred twenty-nine billion, one hundred nineteen million, four hundred sixty-five thousand, five hundred thirteen".