126454102 has 4 divisors (see below), whose sum is σ = 189681156. Its totient is φ = 63227050.

The previous prime is 126454093. The next prime is 126454117. The reversal of 126454102 is 201454621.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 201454621 = 277 ⋅727273.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 31613524 + ... + 31613527.

It is an arithmetic number, because the mean of its divisors is an integer number (47420289).

Almost surely, 2^126454102 is an apocalyptic number.

126454102 is a deficient number, since it is larger than the sum of its proper divisors (63227054).

126454102 is an equidigital number, since it uses as much as digits as its factorization.

126454102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63227053.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 126454102 is about 11245.1812791080. The cubic root of 126454102 is about 501.9313329673.

The spelling of 126454102 in words is "one hundred twenty-six million, four hundred fifty-four thousand, one hundred two".