126138776 has 16 divisors (see below), whose sum is σ = 250422840. Its totient is φ = 59359360.

The previous prime is 126138773. The next prime is 126138797. The reversal of 126138776 is 677831621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126138773) 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, 463610 + ... + 463881.

Almost surely, 2^126138776 is an apocalyptic number.

It is an amenable number.

126138776 is a deficient number, since it is larger than the sum of its proper divisors (124284064).

126138776 is a wasteful number, since it uses less digits than its factorization.

126138776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 927514 (or 927510 counting only the distinct ones).

The product of its digits is 84672, while the sum is 41.

The square root of 126138776 is about 11231.1520335182. The cubic root of 126138776 is about 501.5137803132.

The spelling of 126138776 in words is "one hundred twenty-six million, one hundred thirty-eight thousand, seven hundred seventy-six".