115503151 has 8 divisors (see below), whose sum is σ = 122983920. Its totient is φ = 108098688.

The previous prime is 115503149. The next prime is 115503169. The reversal of 115503151 is 151305511.

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 115503151 - 2¹ = 115503149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115503121) 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, 15936 + ... + 22021.

It is an arithmetic number, because the mean of its divisors is an integer number (15372990).

Almost surely, 2^115503151 is an apocalyptic number.

115503151 is a deficient number, since it is larger than the sum of its proper divisors (7480769).

115503151 is a wasteful number, since it uses less digits than its factorization.

115503151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38153.

The product of its (nonzero) digits is 375, while the sum is 22.

The square root of 115503151 is about 10747.2392268899. The cubic root of 115503151 is about 487.0025972902.

Adding to 115503151 its reverse (151305511), we get a palindrome (266808662).

The spelling of 115503151 in words is "one hundred fifteen million, five hundred three thousand, one hundred fifty-one".