126011199 has 12 divisors (see below), whose sum is σ = 172020696. Its totient is φ = 82050192.

The previous prime is 126011189. The next prime is 126011201. The reversal of 126011199 is 991110621.

It is not a de Polignac number, because 126011199 - 2⁸ = 126010943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126011129) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5812 + ... + 16905.

It is an arithmetic number, because the mean of its divisors is an integer number (14335058).

Almost surely, 2^126011199 is an apocalyptic number.

126011199 is a deficient number, since it is larger than the sum of its proper divisors (46009497).

126011199 is an equidigital number, since it uses as much as digits as its factorization.

126011199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22806 (or 22763 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 30.

The square root of 126011199 is about 11225.4709923459. The cubic root of 126011199 is about 501.3446459463.

The spelling of 126011199 in words is "one hundred twenty-six million, eleven thousand, one hundred ninety-nine".