126373 has 4 divisors (see below), whose sum is σ = 136108. Its totient is φ = 116640.

The previous prime is 126359. The next prime is 126397. The reversal of 126373 is 373621.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9409 + 116964 = 97^2 + 342^2 .

It is a cyclic number.

It is not a de Polignac number, because 126373 - 2⁵ = 126341 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 (126323) 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, 4848 + ... + 4873.

It is an arithmetic number, because the mean of its divisors is an integer number (34027).

2¹²⁶³⁷³ is an apocalyptic number.

126373 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

126373 is a deficient number, since it is larger than the sum of its proper divisors (9735).

126373 is an equidigital number, since it uses as much as digits as its factorization.

126373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9734.

The product of its digits is 756, while the sum is 22.

The square root of 126373 is about 355.4898029480. The cubic root of 126373 is about 50.1824004590.

Adding to 126373 its reverse (373621), we get a palindrome (499994).

The spelling of 126373 in words is "one hundred twenty-six thousand, three hundred seventy-three".