126061500 has 96 divisors (see below), whose sum is σ = 379072512. Its totient is φ = 32520000.

The previous prime is 126061489. The next prime is 126061519. The reversal of 126061500 is 5160621.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45145 + ... + 47855.

It is an arithmetic number, because the mean of its divisors is an integer number (3948672).

Almost surely, 2^126061500 is an apocalyptic number.

126061500 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 126061500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (189536256).

126061500 is an abundant number, since it is smaller than the sum of its proper divisors (253011012).

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

126061500 is a wasteful number, since it uses less digits than its factorization.

126061500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2764 (or 2752 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 126061500 is about 11227.7112538576. The cubic root of 126061500 is about 501.4113457911.

The spelling of 126061500 in words is "one hundred twenty-six million, sixty-one thousand, five hundred".