117206434 has 4 divisors (see below), whose sum is σ = 175809654. Its totient is φ = 58603216.

The previous prime is 117206407. The next prime is 117206447. The reversal of 117206434 is 434602711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 434602711 = 379 ⋅1146709.

It can be written as a sum of positive squares in only one way, i.e., 113955625 + 3250809 = 10675^2 + 1803^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29301607 + ... + 29301610.

Almost surely, 2^117206434 is an apocalyptic number.

117206434 is a deficient number, since it is larger than the sum of its proper divisors (58603220).

117206434 is an equidigital number, since it uses as much as digits as its factorization.

117206434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58603219.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 117206434 is about 10826.1920359838. The cubic root of 117206434 is about 489.3848089638.

The spelling of 117206434 in words is "one hundred seventeen million, two hundred six thousand, four hundred thirty-four".