151115050117 has 2 divisors, whose sum is σ = 151115050118. Its totient is φ = 151115050116.

The previous prime is 151115050019. The next prime is 151115050169. The reversal of 151115050117 is 711050511151.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 136627076161 + 14487973956 = 369631^2 + 120366^2 .

It is an emirp because it is prime and its reverse (711050511151) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 151115050117 - 2⁷ = 151115049989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151115050187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75557525058 + 75557525059.

It is an arithmetic number, because the mean of its divisors is an integer number (75557525059).

Almost surely, 2^151115050117 is an apocalyptic number.

It is an amenable number.

151115050117 is a deficient number, since it is larger than the sum of its proper divisors (1).

151115050117 is an equidigital number, since it uses as much as digits as its factorization.

151115050117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 875, while the sum is 28.

Adding to 151115050117 its reverse (711050511151), we get a palindrome (862165561268).

The spelling of 151115050117 in words is "one hundred fifty-one billion, one hundred fifteen million, fifty thousand, one hundred seventeen".