126654056 has 16 divisors (see below), whose sum is σ = 241370340. Its totient is φ = 62288640.

The previous prime is 126654037. The next prime is 126654089. The reversal of 126654056 is 650456621.

It can be written as a sum of positive squares in 2 ways, for example, as 120253156 + 6400900 = 10966^2 + 2530^2 .

It is a super-2 number, since 2×126654056² = 32082499802502272, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 129281 + ... + 130256.

Almost surely, 2^126654056 is an apocalyptic number.

It is an amenable number.

126654056 is a deficient number, since it is larger than the sum of its proper divisors (114716284).

126654056 is a wasteful number, since it uses less digits than its factorization.

126654056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259604 (or 259600 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 126654056 is about 11254.0684199093. The cubic root of 126654056 is about 502.1957512378.

The spelling of 126654056 in words is "one hundred twenty-six million, six hundred fifty-four thousand, fifty-six".