115100010505 has 16 divisors (see below), whose sum is σ = 139973840640. Its totient is φ = 90848596608.

The previous prime is 115100010503. The next prime is 115100010511. The reversal of 115100010505 is 505010001511.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 115100010505 - 2¹ = 115100010503 is a prime.

It is a super-2 number, since 2×115100010505² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (115100010503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73287 + ... + 485356.

It is an arithmetic number, because the mean of its divisors is an integer number (8748365040).

Almost surely, 2^115100010505 is an apocalyptic number.

It is an amenable number.

115100010505 is a deficient number, since it is larger than the sum of its proper divisors (24873830135).

115100010505 is an equidigital number, since it uses as much as digits as its factorization.

115100010505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559200.

The product of its (nonzero) digits is 125, while the sum is 19.

The spelling of 115100010505 in words is "one hundred fifteen billion, one hundred million, ten thousand, five hundred five".