117132749 has 8 divisors (see below), whose sum is σ = 120113592. Its totient is φ = 114186240.

The previous prime is 117132727. The next prime is 117132773. The reversal of 117132749 is 947231711.

It can be written as a sum of positive squares in 4 ways, for example, as 20994724 + 96138025 = 4582^2 + 9805^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 117132749 - 2⁸ = 117132493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117132709) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1604 + ... + 15389.

It is an arithmetic number, because the mean of its divisors is an integer number (15014199).

Almost surely, 2^117132749 is an apocalyptic number.

It is an amenable number.

117132749 is a deficient number, since it is larger than the sum of its proper divisors (2980843).

117132749 is a wasteful number, since it uses less digits than its factorization.

117132749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17167.

The product of its digits is 10584, while the sum is 35.

The square root of 117132749 is about 10822.7884114954. The cubic root of 117132749 is about 489.2822324589.

The spelling of 117132749 in words is "one hundred seventeen million, one hundred thirty-two thousand, seven hundred forty-nine".