126373063 has 4 divisors (see below), whose sum is σ = 131867568. Its totient is φ = 120878560.

The previous prime is 126373031. The next prime is 126373127. The reversal of 126373063 is 360373621.

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

It is a cyclic number.

It is not a de Polignac number, because 126373063 - 2⁵ = 126373031 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 (126373363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2747218 + ... + 2747263.

It is an arithmetic number, because the mean of its divisors is an integer number (32966892).

Almost surely, 2^126373063 is an apocalyptic number.

126373063 is a deficient number, since it is larger than the sum of its proper divisors (5494505).

126373063 is an equidigital number, since it uses as much as digits as its factorization.

126373063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5494504.

The product of its (nonzero) digits is 13608, while the sum is 31.

The square root of 126373063 is about 11241.5774248991. The cubic root of 126373063 is about 501.8240879804.

The spelling of 126373063 in words is "one hundred twenty-six million, three hundred seventy-three thousand, sixty-three".