126111764 has 6 divisors (see below), whose sum is σ = 220695594. Its totient is φ = 63055880.

The previous prime is 126111709. The next prime is 126111779. The reversal of 126111764 is 467111621.

It can be written as a sum of positive squares in only one way, i.e., 124992400 + 1119364 = 11180^2 + 1058^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15763967 + ... + 15763974.

It is an arithmetic number, because the mean of its divisors is an integer number (36782599).

Almost surely, 2^126111764 is an apocalyptic number.

It is an amenable number.

126111764 is a deficient number, since it is larger than the sum of its proper divisors (94583830).

126111764 is a wasteful number, since it uses less digits than its factorization.

126111764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31527945 (or 31527943 counting only the distinct ones).

The product of its digits is 2016, while the sum is 29.

The square root of 126111764 is about 11229.9494210793. The cubic root of 126111764 is about 501.4779788523.

The spelling of 126111764 in words is "one hundred twenty-six million, one hundred eleven thousand, seven hundred sixty-four".