126544634 has 8 divisors (see below), whose sum is σ = 200982708. Its totient is φ = 59550400.

The previous prime is 126544631. The next prime is 126544637. The reversal of 126544634 is 436445621.

It is an interprime number because it is at equal distance from previous prime (126544631) and next prime (126544637).

It can be written as a sum of positive squares in 2 ways, for example, as 125328025 + 1216609 = 11195^2 + 1103^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 126544594 and 126544603.

It is not an unprimeable number, because it can be changed into a prime (126544631) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1860917 + ... + 1860984.

Almost surely, 2^126544634 is an apocalyptic number.

126544634 is a deficient number, since it is larger than the sum of its proper divisors (74438074).

126544634 is a wasteful number, since it uses less digits than its factorization.

126544634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3721920.

The product of its digits is 69120, while the sum is 35.

The square root of 126544634 is about 11249.2059275311. The cubic root of 126544634 is about 502.0510865826.

The spelling of 126544634 in words is "one hundred twenty-six million, five hundred forty-four thousand, six hundred thirty-four".