117777353 has 4 divisors (see below), whose sum is σ = 118202820. Its totient is φ = 117351888.

The previous prime is 117777337. The next prime is 117777367. The reversal of 117777353 is 353777711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 353777711 = 7 ⋅50539673.

It can be written as a sum of positive squares in 2 ways, for example, as 19430464 + 98346889 = 4408^2 + 9917^2 .

It is a cyclic number.

It is not a de Polignac number, because 117777353 - 2⁴ = 117777337 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 117777353.

It is not an unprimeable number, because it can be changed into a prime (117777383) 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, 212318 + ... + 212871.

It is an arithmetic number, because the mean of its divisors is an integer number (29550705).

Almost surely, 2^117777353 is an apocalyptic number.

It is an amenable number.

117777353 is a deficient number, since it is larger than the sum of its proper divisors (425467).

117777353 is an equidigital number, since it uses as much as digits as its factorization.

117777353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425466.

The product of its digits is 108045, while the sum is 41.

The square root of 117777353 is about 10852.5274936302. The cubic root of 117777353 is about 490.1781290453.

The spelling of 117777353 in words is "one hundred seventeen million, seven hundred seventy-seven thousand, three hundred fifty-three".