126394120 has 16 divisors (see below), whose sum is σ = 284386860. Its totient is φ = 50557632.

The previous prime is 126394091. The next prime is 126394123. The reversal of 126394120 is 21493621.

It can be written as a sum of positive squares in 2 ways, for example, as 118853604 + 7540516 = 10902^2 + 2746^2 .

It is not an unprimeable number, because it can be changed into a prime (126394123) 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, 1579887 + ... + 1579966.

Almost surely, 2^126394120 is an apocalyptic number.

126394120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126394120 is an abundant number, since it is smaller than the sum of its proper divisors (157992740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126394120 is a wasteful number, since it uses less digits than its factorization.

126394120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3159864 (or 3159860 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 126394120 is about 11242.5139537383. The cubic root of 126394120 is about 501.8519586956.

The spelling of 126394120 in words is "one hundred twenty-six million, three hundred ninety-four thousand, one hundred twenty".