117622547 has 16 divisors (see below), whose sum is σ = 136872960. Its totient is φ = 98998848.

The previous prime is 117622543. The next prime is 117622553. The reversal of 117622547 is 745226711.

It is a cyclic number.

It is not a de Polignac number, because 117622547 - 2² = 117622543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (117622543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125063 + ... + 125999.

It is an arithmetic number, because the mean of its divisors is an integer number (8554560).

Almost surely, 2^117622547 is an apocalyptic number.

117622547 is a deficient number, since it is larger than the sum of its proper divisors (19250413).

117622547 is an equidigital number, since it uses as much as digits as its factorization.

117622547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1250.

The product of its digits is 23520, while the sum is 35.

The square root of 117622547 is about 10845.3928928370. The cubic root of 117622547 is about 489.9632722715.

The spelling of 117622547 in words is "one hundred seventeen million, six hundred twenty-two thousand, five hundred forty-seven".