117453531 has 8 divisors (see below), whose sum is σ = 168651280. Its totient is φ = 72279072.

The previous prime is 117453529. The next prime is 117453533. The reversal of 117453531 is 135354711.

It is an interprime number because it is at equal distance from previous prime (117453529) and next prime (117453533).

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

It is not a de Polignac number, because 117453531 - 2¹ = 117453529 is a prime.

It is a super-2 number, since 2×117453531² = 27590663888735922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117453533) 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, 1505776 + ... + 1505853.

It is an arithmetic number, because the mean of its divisors is an integer number (21081410).

Almost surely, 2^117453531 is an apocalyptic number.

117453531 is a deficient number, since it is larger than the sum of its proper divisors (51197749).

117453531 is a wasteful number, since it uses less digits than its factorization.

117453531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3011645.

The product of its digits is 6300, while the sum is 30.

The square root of 117453531 is about 10837.5980272383. The cubic root of 117453531 is about 489.7284779195.

The spelling of 117453531 in words is "one hundred seventeen million, four hundred fifty-three thousand, five hundred thirty-one".