117554653 has 4 divisors (see below), whose sum is σ = 123741760. Its totient is φ = 111367548.

The previous prime is 117554623. The next prime is 117554681. The reversal of 117554653 is 356455711.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 356455711 = 17 ⋅20967983.

It is a cyclic number.

It is not a de Polignac number, because 117554653 - 2⁹ = 117554141 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 (117554623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3093525 + ... + 3093562.

It is an arithmetic number, because the mean of its divisors is an integer number (30935440).

Almost surely, 2^117554653 is an apocalyptic number.

It is an amenable number.

117554653 is a deficient number, since it is larger than the sum of its proper divisors (6187107).

117554653 is an equidigital number, since it uses as much as digits as its factorization.

117554653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6187106.

The product of its digits is 63000, while the sum is 37.

The square root of 117554653 is about 10842.2623561690. The cubic root of 117554653 is about 489.8689820473.

The spelling of 117554653 in words is "one hundred seventeen million, five hundred fifty-four thousand, six hundred fifty-three".