126003841 has 4 divisors (see below), whose sum is σ = 126559152. Its totient is φ = 125448532.

The previous prime is 126003817. The next prime is 126003859. The reversal of 126003841 is 148300621.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 126003841 - 2²¹ = 123906689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126003641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 277315 + ... + 277768.

It is an arithmetic number, because the mean of its divisors is an integer number (31639788).

Almost surely, 2^126003841 is an apocalyptic number.

It is an amenable number.

126003841 is a deficient number, since it is larger than the sum of its proper divisors (555311).

126003841 is an equidigital number, since it uses as much as digits as its factorization.

126003841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555310.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 126003841 is about 11225.1432507563. The cubic root of 126003841 is about 501.3348876451.

The spelling of 126003841 in words is "one hundred twenty-six million, three thousand, eight hundred forty-one".