118154835919 has 2 divisors, whose sum is σ = 118154835920. Its totient is φ = 118154835918.

The previous prime is 118154835901. The next prime is 118154835937. The reversal of 118154835919 is 919538451811.

It is a balanced prime because it is at equal distance from previous prime (118154835901) and next prime (118154835937).

It is a cyclic number.

It is not a de Polignac number, because 118154835919 - 2¹⁷ = 118154704847 is a prime.

It is a super-2 number, since 2×118154835919² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 118154835919.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118154865919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59077417959 + 59077417960.

It is an arithmetic number, because the mean of its divisors is an integer number (59077417960).

Almost surely, 2^118154835919 is an apocalyptic number.

118154835919 is a deficient number, since it is larger than the sum of its proper divisors (1).

118154835919 is an equidigital number, since it uses as much as digits as its factorization.

118154835919 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1555200, while the sum is 55.

The spelling of 118154835919 in words is "one hundred eighteen billion, one hundred fifty-four million, eight hundred thirty-five thousand, nine hundred nineteen".