1142485886 has 8 divisors (see below), whose sum is σ = 1714369104. Its totient is φ = 571029520.

The previous prime is 1142485879. The next prime is 1142485891. The reversal of 1142485886 is 6885842411.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1142485886.

It is a congruent number.

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, 99935 + ... + 110778.

It is an arithmetic number, because the mean of its divisors is an integer number (214296138).

Almost surely, 2^1142485886 is an apocalyptic number.

1142485886 is a deficient number, since it is larger than the sum of its proper divisors (571883218).

1142485886 is a wasteful number, since it uses less digits than its factorization.

1142485886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213426.

The product of its digits is 491520, while the sum is 47.

The square root of 1142485886 is about 33800.6787801665. The cubic root of 1142485886 is about 1045.4026930268.

The spelling of 1142485886 in words is "one billion, one hundred forty-two million, four hundred eighty-five thousand, eight hundred eighty-six".