1021033966 has 4 divisors (see below), whose sum is σ = 1531550952. Its totient is φ = 510516982.

The previous prime is 1021033961. The next prime is 1021033997. The reversal of 1021033966 is 6693301201.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021033961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255258490 + ... + 255258493.

It is an arithmetic number, because the mean of its divisors is an integer number (382887738).

Almost surely, 2^1021033966 is an apocalyptic number.

1021033966 is a deficient number, since it is larger than the sum of its proper divisors (510516986).

1021033966 is an equidigital number, since it uses as much as digits as its factorization.

1021033966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510516985.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 1021033966 is about 31953.6221108030. The cubic root of 1021033966 is about 1006.9627298759.

The spelling of 1021033966 in words is "one billion, twenty-one million, thirty-three thousand, nine hundred sixty-six".