117742070 has 16 divisors (see below), whose sum is σ = 213163920. Its totient is φ = 46823904.

The previous prime is 117742067. The next prime is 117742087. The reversal of 117742070 is 70247711.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32300 + ... + 35759.

It is an arithmetic number, because the mean of its divisors is an integer number (13322745).

Almost surely, 2^117742070 is an apocalyptic number.

117742070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117742070 is a deficient number, since it is larger than the sum of its proper divisors (95421850).

117742070 is a wasteful number, since it uses less digits than its factorization.

117742070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68239.

The product of its (nonzero) digits is 2744, while the sum is 29.

The square root of 117742070 is about 10850.9018058408. The cubic root of 117742070 is about 490.1291759944.

Adding to 117742070 its reverse (70247711), we get a palindrome (187989781).

The spelling of 117742070 in words is "one hundred seventeen million, seven hundred forty-two thousand, seventy".