126719042 has 8 divisors (see below), whose sum is σ = 190131132. Its totient is φ = 63342000.

The previous prime is 126719023. The next prime is 126719053. The reversal of 126719042 is 240917621.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 125910841 + 808201 = 11221^2 + 899^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3992 + ... + 16412.

Almost surely, 2^126719042 is an apocalyptic number.

126719042 is a deficient number, since it is larger than the sum of its proper divisors (63412090).

126719042 is a wasteful number, since it uses less digits than its factorization.

126719042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17524.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 126719042 is about 11256.9552721862. The cubic root of 126719042 is about 502.2816285057.

The spelling of 126719042 in words is "one hundred twenty-six million, seven hundred nineteen thousand, forty-two".