117042938 has 4 divisors (see below), whose sum is σ = 175564410. Its totient is φ = 58521468.

The previous prime is 117042923. The next prime is 117042953. The reversal of 117042938 is 839240711.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (117042923) and next prime (117042953).

It can be written as a sum of positive squares in only one way, i.e., 75916369 + 41126569 = 8713^2 + 6413^2 .

It is a junction number, because it is equal to n+sod(n) for n = 117042898 and 117042907.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29260733 + ... + 29260736.

Almost surely, 2^117042938 is an apocalyptic number.

117042938 is a deficient number, since it is larger than the sum of its proper divisors (58521472).

117042938 is an equidigital number, since it uses as much as digits as its factorization.

117042938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58521471.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 117042938 is about 10818.6384540754. The cubic root of 117042938 is about 489.1571488458.

The spelling of 117042938 in words is "one hundred seventeen million, forty-two thousand, nine hundred thirty-eight".