117867434 has 4 divisors (see below), whose sum is σ = 176801154. Its totient is φ = 58933716.

The previous prime is 117867403. The next prime is 117867467. The reversal of 117867434 is 434768711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 434768711 = 13 ⋅33443747.

It can be written as a sum of positive squares in only one way, i.e., 103083409 + 14784025 = 10153^2 + 3845^2 .

It is a junction number, because it is equal to n+sod(n) for n = 117867391 and 117867400.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29466857 + ... + 29466860.

Almost surely, 2^117867434 is an apocalyptic number.

117867434 is a deficient number, since it is larger than the sum of its proper divisors (58933720).

117867434 is an equidigital number, since it uses as much as digits as its factorization.

117867434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58933719.

The product of its digits is 112896, while the sum is 41.

The square root of 117867434 is about 10856.6769317319. The cubic root of 117867434 is about 490.3030667132.

The spelling of 117867434 in words is "one hundred seventeen million, eight hundred sixty-seven thousand, four hundred thirty-four".