126196033 has 4 divisors (see below), whose sum is σ = 126836820. Its totient is φ = 125555248.

The previous prime is 126196019. The next prime is 126196051. The reversal of 126196033 is 330691621.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 330691621 = 13 ⋅25437817.

It can be written as a sum of positive squares in 2 ways, for example, as 74528689 + 51667344 = 8633^2 + 7188^2 .

It is a cyclic number.

It is not a de Polignac number, because 126196033 - 2⁵ = 126196001 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 126195986 and 126196004.

It is not an unprimeable number, because it can be changed into a prime (126196093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 320098 + ... + 320491.

It is an arithmetic number, because the mean of its divisors is an integer number (31709205).

Almost surely, 2^126196033 is an apocalyptic number.

It is an amenable number.

126196033 is a deficient number, since it is larger than the sum of its proper divisors (640787).

126196033 is an equidigital number, since it uses as much as digits as its factorization.

126196033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640786.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 126196033 is about 11233.7007704496. The cubic root of 126196033 is about 501.5896513279.

The spelling of 126196033 in words is "one hundred twenty-six million, one hundred ninety-six thousand, thirty-three".