126155516 has 24 divisors (see below), whose sum is σ = 233076480. Its totient is φ = 59581872.

The previous prime is 126155509. The next prime is 126155543. The reversal of 126155516 is 615551621.

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, 25631 + ... + 30153.

It is an arithmetic number, because the mean of its divisors is an integer number (9711520).

Almost surely, 2^126155516 is an apocalyptic number.

It is an amenable number.

126155516 is a deficient number, since it is larger than the sum of its proper divisors (106920964).

126155516 is a wasteful number, since it uses less digits than its factorization.

126155516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4913 (or 4911 counting only the distinct ones).

The product of its digits is 9000, while the sum is 32.

The square root of 126155516 is about 11231.8972573648. The cubic root of 126155516 is about 501.5359647928.

The spelling of 126155516 in words is "one hundred twenty-six million, one hundred fifty-five thousand, five hundred sixteen".