126190873 has 4 divisors (see below), whose sum is σ = 126256000. Its totient is φ = 126125748.

The previous prime is 126190787. The next prime is 126190877. The reversal of 126190873 is 378091621.

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 126190873 - 2²⁵ = 92636441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126190877) 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, 29565 + ... + 33562.

It is an arithmetic number, because the mean of its divisors is an integer number (31564000).

Almost surely, 2^126190873 is an apocalyptic number.

It is an amenable number.

126190873 is a deficient number, since it is larger than the sum of its proper divisors (65127).

126190873 is an equidigital number, since it uses as much as digits as its factorization.

126190873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65126.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 126190873 is about 11233.4711020236. The cubic root of 126190873 is about 501.5828147742.

The spelling of 126190873 in words is "one hundred twenty-six million, one hundred ninety thousand, eight hundred seventy-three".