135399130969 has 8 divisors (see below), whose sum is σ = 142538034080. Its totient is φ = 128261491200.

The previous prime is 135399130963. The next prime is 135399130987. The reversal of 135399130969 is 969031993531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 135399130969 - 2³ = 135399130961 is a prime.

It is a super-2 number, since 2×135399130969² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135399130961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91752 + ... + 528409.

It is an arithmetic number, because the mean of its divisors is an integer number (17817254260).

Almost surely, 2^135399130969 is an apocalyptic number.

135399130969 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

135399130969 is a deficient number, since it is larger than the sum of its proper divisors (7138903111).

135399130969 is a wasteful number, since it uses less digits than its factorization.

135399130969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631671.

The product of its (nonzero) digits is 5314410, while the sum is 58.

The spelling of 135399130969 in words is "one hundred thirty-five billion, three hundred ninety-nine million, one hundred thirty thousand, nine hundred sixty-nine".