115142246 has 16 divisors (see below), whose sum is σ = 178823808. Its totient is φ = 55545600.

The previous prime is 115142231. The next prime is 115142257. The reversal of 115142246 is 642241511.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19256 + ... + 24516.

It is an arithmetic number, because the mean of its divisors is an integer number (11176488).

Almost surely, 2^115142246 is an apocalyptic number.

115142246 is a deficient number, since it is larger than the sum of its proper divisors (63681562).

115142246 is a wasteful number, since it uses less digits than its factorization.

115142246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5647.

The product of its digits is 1920, while the sum is 26.

The square root of 115142246 is about 10730.4354990839. The cubic root of 115142246 is about 486.4948332079.

Adding to 115142246 its reverse (642241511), we get a palindrome (757383757).

The spelling of 115142246 in words is "one hundred fifteen million, one hundred forty-two thousand, two hundred forty-six".