1021232995 has 8 divisors (see below), whose sum is σ = 1289978640. Its totient is φ = 773987040.

The previous prime is 1021232983. The next prime is 1021233001. The reversal of 1021232995 is 5992321201.

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

It is not a de Polignac number, because 1021232995 - 2⁵ = 1021232963 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1021232995.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5374816 + ... + 5375005.

It is an arithmetic number, because the mean of its divisors is an integer number (161247330).

Almost surely, 2^1021232995 is an apocalyptic number.

1021232995 is a deficient number, since it is larger than the sum of its proper divisors (268745645).

1021232995 is a wasteful number, since it uses less digits than its factorization.

1021232995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10749845.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 1021232995 is about 31956.7363008177. The cubic root of 1021232995 is about 1007.0281543283.

The spelling of 1021232995 in words is "one billion, twenty-one million, two hundred thirty-two thousand, nine hundred ninety-five".