126773954 has 4 divisors (see below), whose sum is σ = 190160934. Its totient is φ = 63386976.

The previous prime is 126773929. The next prime is 126773971. The reversal of 126773954 is 459377621.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 459377621 = 17 ⋅27022213.

It can be written as a sum of positive squares in only one way, i.e., 71791729 + 54982225 = 8473^2 + 7415^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31693487 + ... + 31693490.

Almost surely, 2^126773954 is an apocalyptic number.

126773954 is a deficient number, since it is larger than the sum of its proper divisors (63386980).

126773954 is an equidigital number, since it uses as much as digits as its factorization.

126773954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63386979.

The product of its digits is 317520, while the sum is 44.

The square root of 126773954 is about 11259.3940334283. The cubic root of 126773954 is about 502.3541703676.

The spelling of 126773954 in words is "one hundred twenty-six million, seven hundred seventy-three thousand, nine hundred fifty-four".