117138244321 has 8 divisors (see below), whose sum is σ = 133876453760. Its totient is φ = 100401078528.

The previous prime is 117138244291. The next prime is 117138244351. The reversal of 117138244321 is 123442831711.

It is an interprime number because it is at equal distance from previous prime (117138244291) and next prime (117138244351).

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 117138244321 - 2¹³ = 117138236129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (117138244351) 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, 3456 + ... + 484033.

It is an arithmetic number, because the mean of its divisors is an integer number (16734556720).

Almost surely, 2^117138244321 is an apocalyptic number.

It is an amenable number.

117138244321 is a deficient number, since it is larger than the sum of its proper divisors (16738209439).

117138244321 is an equidigital number, since it uses as much as digits as its factorization.

117138244321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521823.

The product of its digits is 32256, while the sum is 37.

The spelling of 117138244321 in words is "one hundred seventeen billion, one hundred thirty-eight million, two hundred forty-four thousand, three hundred twenty-one".