126045373 has 4 divisors (see below), whose sum is σ = 132679360. Its totient is φ = 119411388.

The previous prime is 126045331. The next prime is 126045383. The reversal of 126045373 is 373540621.

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 126045373 - 2⁹ = 126044861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126045383) 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, 3316965 + ... + 3317002.

It is an arithmetic number, because the mean of its divisors is an integer number (33169840).

Almost surely, 2^126045373 is an apocalyptic number.

It is an amenable number.

126045373 is a deficient number, since it is larger than the sum of its proper divisors (6633987).

126045373 is an equidigital number, since it uses as much as digits as its factorization.

126045373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6633986.

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 126045373 is about 11226.9930524607. The cubic root of 126045373 is about 501.3899630913.

Adding to 126045373 its reverse (373540621), we get a palindrome (499585994).

The spelling of 126045373 in words is "one hundred twenty-six million, forty-five thousand, three hundred seventy-three".