126011240 has 16 divisors (see below), whose sum is σ = 283525380. Its totient is φ = 50404480.

The previous prime is 126011231. The next prime is 126011243. The reversal of 126011240 is 42110621.

It can be written as a sum of positive squares in 2 ways, for example, as 111978724 + 14032516 = 10582^2 + 3746^2 .

It is not an unprimeable number, because it can be changed into a prime (126011243) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1575101 + ... + 1575180.

Almost surely, 2^126011240 is an apocalyptic number.

126011240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126011240 is an abundant number, since it is smaller than the sum of its proper divisors (157514140).

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

126011240 is a wasteful number, since it uses less digits than its factorization.

126011240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3150292 (or 3150288 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 126011240 is about 11225.4728185498. The cubic root of 126011240 is about 501.3447003201.

Adding to 126011240 its reverse (42110621), we get a palindrome (168121861).

The spelling of 126011240 in words is "one hundred twenty-six million, eleven thousand, two hundred forty".