117401156 has 6 divisors (see below), whose sum is σ = 205452030. Its totient is φ = 58700576.

The previous prime is 117401153. The next prime is 117401161. The reversal of 117401156 is 651104711.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 117375556 + 25600 = 10834^2 + 160^2 .

It is not an unprimeable number, because it can be changed into a prime (117401153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14675141 + ... + 14675148.

It is an arithmetic number, because the mean of its divisors is an integer number (34242005).

Almost surely, 2^117401156 is an apocalyptic number.

It is an amenable number.

117401156 is a deficient number, since it is larger than the sum of its proper divisors (88050874).

117401156 is a wasteful number, since it uses less digits than its factorization.

117401156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29350293 (or 29350291 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 26.

The square root of 117401156 is about 10835.1814013426. The cubic root of 117401156 is about 489.6556736870.

Adding to 117401156 its reverse (651104711), we get a palindrome (768505867).

The spelling of 117401156 in words is "one hundred seventeen million, four hundred one thousand, one hundred fifty-six".