126671042 has 8 divisors (see below), whose sum is σ = 190134336. Its totient is φ = 63292932.

The previous prime is 126671033. The next prime is 126671047. The reversal of 126671042 is 240176621.

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

It is a junction number, because it is equal to n+sod(n) for n = 126670996 and 126671014.

It is not an unprimeable number, because it can be changed into a prime (126671047) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 17438 + ... + 23609.

It is an arithmetic number, because the mean of its divisors is an integer number (23766792).

Almost surely, 2^126671042 is an apocalyptic number.

126671042 is a deficient number, since it is larger than the sum of its proper divisors (63463294).

126671042 is a wasteful number, since it uses less digits than its factorization.

126671042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42592.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 126671042 is about 11254.8230550285. The cubic root of 126671042 is about 502.2182006194.

The spelling of 126671042 in words is "one hundred twenty-six million, six hundred seventy-one thousand, forty-two".