126331260 has 72 divisors (see below), whose sum is σ = 388830288. Its totient is φ = 30624000.

The previous prime is 126331259. The next prime is 126331273. The reversal of 126331260 is 62133621.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 126331260.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1441 + ... + 15960.

Almost surely, 2^126331260 is an apocalyptic number.

126331260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126331260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194415144).

126331260 is an abundant number, since it is smaller than the sum of its proper divisors (262499028).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126331260 is a wasteful number, since it uses less digits than its factorization.

126331260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17435 (or 17422 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 126331260 is about 11239.7179679919. The cubic root of 126331260 is about 501.7687490092.

Adding to 126331260 its reverse (62133621), we get a palindrome (188464881).

It can be divided in two parts, 1263 and 31260, that added together give a palindrome (32523).

The spelling of 126331260 in words is "one hundred twenty-six million, three hundred thirty-one thousand, two hundred sixty".