126342156 has 48 divisors (see below), whose sum is σ = 303182208. Its totient is φ = 40924800.

The previous prime is 126342149. The next prime is 126342173. The reversal of 126342156 is 651243621.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 241311 + ... + 241833.

It is an arithmetic number, because the mean of its divisors is an integer number (6316296).

Almost surely, 2^126342156 is an apocalyptic number.

It is an amenable number.

126342156 is an abundant number, since it is smaller than the sum of its proper divisors (176840052).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126342156 is a wasteful number, since it uses less digits than its factorization.

126342156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1062 (or 1060 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 126342156 is about 11240.2026672120. The cubic root of 126342156 is about 501.7831743518.

Adding to 126342156 its reverse (651243621), we get a palindrome (777585777).

The spelling of 126342156 in words is "one hundred twenty-six million, three hundred forty-two thousand, one hundred fifty-six".