1042278146 has 16 divisors (see below), whose sum is σ = 1924206144. Its totient is φ = 412329744.

The previous prime is 1042278137. The next prime is 1042278163. The reversal of 1042278146 is 6418722401.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2863220 + ... + 2863583.

It is an arithmetic number, because the mean of its divisors is an integer number (120262884).

Almost surely, 2^1042278146 is an apocalyptic number.

1042278146 is a deficient number, since it is larger than the sum of its proper divisors (881927998).

1042278146 is a wasteful number, since it uses less digits than its factorization.

1042278146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5726825.

The product of its (nonzero) digits is 21504, while the sum is 35.

The square root of 1042278146 is about 32284.3328256912. The cubic root of 1042278146 is about 1013.8986479727.

The spelling of 1042278146 in words is "one billion, forty-two million, two hundred seventy-eight thousand, one hundred forty-six".