126545115 has 16 divisors (see below), whose sum is σ = 203010048. Its totient is φ = 67311456.

The previous prime is 126545077. The next prime is 126545137. The reversal of 126545115 is 511545621.

It is not a de Polignac number, because 126545115 - 2⁶ = 126545051 is a prime.

It is a super-2 number, since 2×126545115² = 32027332260726450, which contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 5269 + ... + 16758.

It is an arithmetic number, because the mean of its divisors is an integer number (12688128).

Almost surely, 2^126545115 is an apocalyptic number.

126545115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

126545115 is a deficient number, since it is larger than the sum of its proper divisors (76464933).

126545115 is a wasteful number, since it uses less digits than its factorization.

126545115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22418.

The product of its digits is 6000, while the sum is 30.

The square root of 126545115 is about 11249.2273067976. The cubic root of 126545115 is about 502.0517226856.

The spelling of 126545115 in words is "one hundred twenty-six million, five hundred forty-five thousand, one hundred fifteen".