4012873126 has 4 divisors (see below), whose sum is σ = 6019309692. Its totient is φ = 2006436562.

The previous prime is 4012873121. The next prime is 4012873159. The reversal of 4012873126 is 6213782104.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×4012873126² = 32206301450746023752, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4012873091 and 4012873100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4012873121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1003218280 + ... + 1003218283.

It is an arithmetic number, because the mean of its divisors is an integer number (1504827423).

Almost surely, 2^4012873126 is an apocalyptic number.

4012873126 is a deficient number, since it is larger than the sum of its proper divisors (2006436566).

4012873126 is a wasteful number, since it uses less digits than its factorization.

4012873126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2006436565.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 4012873126 is about 63347.2424498494. The cubic root of 4012873126 is about 1589.1021295685.

The spelling of 4012873126 in words is "four billion, twelve million, eight hundred seventy-three thousand, one hundred twenty-six".