126361684 has 6 divisors (see below), whose sum is σ = 221132954. Its totient is φ = 63180840.

The previous prime is 126361681. The next prime is 126361687. The reversal of 126361684 is 486163621.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (126361681) and next prime (126361687).

It can be written as a sum of positive squares in only one way, i.e., 124322500 + 2039184 = 11150^2 + 1428^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126361681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15795207 + ... + 15795214.

Almost surely, 2^126361684 is an apocalyptic number.

It is an amenable number.

126361684 is a deficient number, since it is larger than the sum of its proper divisors (94771270).

126361684 is a wasteful number, since it uses less digits than its factorization.

126361684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31590425 (or 31590423 counting only the distinct ones).

The product of its digits is 41472, while the sum is 37.

The square root of 126361684 is about 11241.0713012595. The cubic root of 126361684 is about 501.8090256257.

The spelling of 126361684 in words is "one hundred twenty-six million, three hundred sixty-one thousand, six hundred eighty-four".