115540234 has 8 divisors (see below), whose sum is σ = 179286660. Its totient is φ = 55778016.

The previous prime is 115540219. The next prime is 115540253. The reversal of 115540234 is 432045511.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 109265209 + 6275025 = 10453^2 + 2505^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 115540199 and 115540208.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 995979 + ... + 996094.

Almost surely, 2^115540234 is an apocalyptic number.

115540234 is a deficient number, since it is larger than the sum of its proper divisors (63746426).

115540234 is a wasteful number, since it uses less digits than its factorization.

115540234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1992104.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 115540234 is about 10748.9643222033. The cubic root of 115540234 is about 487.0547101108.

Adding to 115540234 its reverse (432045511), we get a palindrome (547585745).

The spelling of 115540234 in words is "one hundred fifteen million, five hundred forty thousand, two hundred thirty-four".