115001012 has 48 divisors (see below), whose sum is σ = 241231872. Its totient is φ = 46902240.

The previous prime is 115001009. The next prime is 115001017. The reversal of 115001012 is 210100511.

It is a super-2 number, since 2×115001012² = 26450465522048288, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 115000984 and 115001002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115001017) 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, 181937 + ... + 182567.

It is an arithmetic number, because the mean of its divisors is an integer number (5025664).

Almost surely, 2^115001012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115001012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120615936).

115001012 is an abundant number, since it is smaller than the sum of its proper divisors (126230860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115001012 is a wasteful number, since it uses less digits than its factorization.

115001012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 948 (or 946 counting only the distinct ones).

The product of its (nonzero) digits is 10, while the sum is 11.

The square root of 115001012 is about 10723.8524794031. The cubic root of 115001012 is about 486.2958395689.

Adding to 115001012 its reverse (210100511), we get a palindrome (325101523).

The spelling of 115001012 in words is "one hundred fifteen million, one thousand, twelve".