1142644106 has 8 divisors (see below), whose sum is σ = 1715070240. Its totient is φ = 570954028.

The previous prime is 1142644081. The next prime is 1142644123. The reversal of 1142644106 is 6014462411.

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, 180116 + ... + 186351.

It is an arithmetic number, because the mean of its divisors is an integer number (214383780).

Almost surely, 2^1142644106 is an apocalyptic number.

1142644106 is a deficient number, since it is larger than the sum of its proper divisors (572426134).

1142644106 is a wasteful number, since it uses less digits than its factorization.

1142644106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368028.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 1142644106 is about 33803.0191846823. The cubic root of 1142644106 is about 1045.4509491968.

The spelling of 1142644106 in words is "one billion, one hundred forty-two million, six hundred forty-four thousand, one hundred six".