126031099 has 8 divisors (see below), whose sum is σ = 131628960. Its totient is φ = 120443136.

The previous prime is 126031097. The next prime is 126031189. The reversal of 126031099 is 990130621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 126031099 - 2¹ = 126031097 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 126031099.

It is not an unprimeable number, because it can be changed into a prime (126031097) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37417 + ... + 40645.

It is an arithmetic number, because the mean of its divisors is an integer number (16453620).

Almost surely, 2^126031099 is an apocalyptic number.

126031099 is a deficient number, since it is larger than the sum of its proper divisors (5597861).

126031099 is a wasteful number, since it uses less digits than its factorization.

126031099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4949.

The product of its (nonzero) digits is 2916, while the sum is 31.

The square root of 126031099 is about 11226.3573344162. The cubic root of 126031099 is about 501.3710357523.

The spelling of 126031099 in words is "one hundred twenty-six million, thirty-one thousand, ninety-nine".