117754668851 has 2 divisors, whose sum is σ = 117754668852. Its totient is φ = 117754668850.

The previous prime is 117754668847. The next prime is 117754668929. The reversal of 117754668851 is 158866457711.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 117754668851 - 2² = 117754668847 is a prime.

It is not a weakly prime, because it can be changed into another prime (117754668821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58877334425 + 58877334426.

It is an arithmetic number, because the mean of its divisors is an integer number (58877334426).

Almost surely, 2^117754668851 is an apocalyptic number.

117754668851 is a deficient number, since it is larger than the sum of its proper divisors (1).

117754668851 is an equidigital number, since it uses as much as digits as its factorization.

117754668851 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11289600, while the sum is 59.

The spelling of 117754668851 in words is "one hundred seventeen billion, seven hundred fifty-four million, six hundred sixty-eight thousand, eight hundred fifty-one".