115036123 has 4 divisors (see below), whose sum is σ = 115143040. Its totient is φ = 114929208.

The previous prime is 115036121. The next prime is 115036183. The reversal of 115036123 is 321630511.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 115036123 - 2¹ = 115036121 is a prime.

It is a super-2 number, since 2×115036123² = 26466619189742258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 115036094 and 115036103.

It is not an unprimeable number, because it can be changed into a prime (115036121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51828 + ... + 54001.

It is an arithmetic number, because the mean of its divisors is an integer number (28785760).

Almost surely, 2^115036123 is an apocalyptic number.

115036123 is a deficient number, since it is larger than the sum of its proper divisors (106917).

115036123 is a wasteful number, since it uses less digits than its factorization.

115036123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106916.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 115036123 is about 10725.4894060831. The cubic root of 115036123 is about 486.3453249185.

Adding to 115036123 its reverse (321630511), we get a palindrome (436666634).

It can be divided in two parts, 1150 and 36123, that added together give a palindrome (37273).

The spelling of 115036123 in words is "one hundred fifteen million, thirty-six thousand, one hundred twenty-three".