117477250789 has 4 divisors (see below), whose sum is σ = 124387677324. Its totient is φ = 110566824256.

The previous prime is 117477250783. The next prime is 117477250829. The reversal of 117477250789 is 987052774711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 987052774711 = 4273 ⋅230997607.

It can be written as a sum of positive squares in 2 ways, for example, as 98569625764 + 18907625025 = 313958^2 + 137505^2 .

It is a cyclic number.

It is not a de Polignac number, because 117477250789 - 2³⁵ = 83117512421 is a prime.

It is a super-2 number, since 2×117477250789² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117477250783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3455213242 + ... + 3455213275.

It is an arithmetic number, because the mean of its divisors is an integer number (31096919331).

Almost surely, 2^117477250789 is an apocalyptic number.

It is an amenable number.

117477250789 is a deficient number, since it is larger than the sum of its proper divisors (6910426535).

117477250789 is an equidigital number, since it uses as much as digits as its factorization.

117477250789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6910426534.

The product of its (nonzero) digits is 6914880, while the sum is 58.

The spelling of 117477250789 in words is "one hundred seventeen billion, four hundred seventy-seven million, two hundred fifty thousand, seven hundred eighty-nine".