1034021666 has 16 divisors (see below), whose sum is σ = 1564254720. Its totient is φ = 512621520.

The previous prime is 1034021663. The next prime is 1034021671. The reversal of 1034021666 is 6661204301.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1034021663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116825 + ... + 125363.

It is an arithmetic number, because the mean of its divisors is an integer number (97765920).

Almost surely, 2^1034021666 is an apocalyptic number.

1034021666 is a deficient number, since it is larger than the sum of its proper divisors (530233054).

1034021666 is a wasteful number, since it uses less digits than its factorization.

1034021666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9049.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 1034021666 is about 32156.2072701368. The cubic root of 1034021666 is about 1011.2143241585.

Adding to 1034021666 its reverse (6661204301), we get a palindrome (7695225967).

The spelling of 1034021666 in words is "one billion, thirty-four million, twenty-one thousand, six hundred sixty-six".