117426097 has 4 divisors (see below), whose sum is σ = 118465380. Its totient is φ = 116386816.

The previous prime is 117426073. The next prime is 117426139. The reversal of 117426097 is 790624711.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 14017536 + 103408561 = 3744^2 + 10169^2 .

It is a cyclic number.

It is not a de Polignac number, because 117426097 - 2¹⁵ = 117393329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117427097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 519472 + ... + 519697.

It is an arithmetic number, because the mean of its divisors is an integer number (29616345).

Almost surely, 2^117426097 is an apocalyptic number.

It is an amenable number.

117426097 is a deficient number, since it is larger than the sum of its proper divisors (1039283).

117426097 is a wasteful number, since it uses less digits than its factorization.

117426097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1039282.

The product of its (nonzero) digits is 21168, while the sum is 37.

The square root of 117426097 is about 10836.3322669619. The cubic root of 117426097 is about 489.6903457971.

The spelling of 117426097 in words is "one hundred seventeen million, four hundred twenty-six thousand, ninety-seven".