1002119866 has 32 divisors (see below), whose sum is σ = 1674857088. Its totient is φ = 445823040.

The previous prime is 1002119851. The next prime is 1002119873. The reversal of 1002119866 is 6689112001.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 648691 + ... + 650233.

It is an arithmetic number, because the mean of its divisors is an integer number (52339284).

Almost surely, 2^1002119866 is an apocalyptic number.

1002119866 is a deficient number, since it is larger than the sum of its proper divisors (672737222).

1002119866 is a wasteful number, since it uses less digits than its factorization.

1002119866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2166.

The product of its (nonzero) digits is 5184, while the sum is 34.

The square root of 1002119866 is about 31656.2768815286. The cubic root of 1002119866 is about 1000.7061232726.

The spelling of 1002119866 in words is "one billion, two million, one hundred nineteen thousand, eight hundred sixty-six".