117041517 has 10 divisors (see below), whose sum is σ = 174839918. Its totient is φ = 78027624.

The previous prime is 117041479. The next prime is 117041521. The reversal of 117041517 is 715140711.

It can be written as a sum of positive squares in only one way, i.e., 115476516 + 1565001 = 10746^2 + 1251^2 .

It is not a de Polignac number, because 117041517 - 2⁶ = 117041453 is a prime.

It is a super-2 number, since 2×117041517² = 27397433403322578, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117041567) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 722398 + ... + 722559.

Almost surely, 2^117041517 is an apocalyptic number.

It is an amenable number.

117041517 is a deficient number, since it is larger than the sum of its proper divisors (57798401).

117041517 is an equidigital number, since it uses as much as digits as its factorization.

117041517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1444969 (or 1444960 counting only the distinct ones).

The product of its (nonzero) digits is 980, while the sum is 27.

The square root of 117041517 is about 10818.5727801776. The cubic root of 117041517 is about 489.1551692443.

The spelling of 117041517 in words is "one hundred seventeen million, forty-one thousand, five hundred seventeen".