126845794 has 4 divisors (see below), whose sum is σ = 190268694. Its totient is φ = 63422896.

The previous prime is 126845791. The next prime is 126845813. The reversal of 126845794 is 497548621.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 497548621 = 29 ⋅17156849.

It can be written as a sum of positive squares in only one way, i.e., 76790169 + 50055625 = 8763^2 + 7075^2 .

It is not an unprimeable number, because it can be changed into a prime (126845791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31711447 + ... + 31711450.

Almost surely, 2^126845794 is an apocalyptic number.

126845794 is a deficient number, since it is larger than the sum of its proper divisors (63422900).

126845794 is an equidigital number, since it uses as much as digits as its factorization.

126845794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63422899.

The product of its digits is 483840, while the sum is 46.

The square root of 126845794 is about 11262.5838065694. The cubic root of 126845794 is about 502.4490434538.

The spelling of 126845794 in words is "one hundred twenty-six million, eight hundred forty-five thousand, seven hundred ninety-four".