1012099 has 4 divisors (see below), whose sum is σ = 1104120. Its totient is φ = 920080.

The previous prime is 1012097. The next prime is 1012103. The reversal of 1012099 is 9902101.

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

It is a cyclic number.

It is not a de Polignac number, because 1012099 - 2¹ = 1012097 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45994 + ... + 46015.

It is an arithmetic number, because the mean of its divisors is an integer number (276030).

2^1012099 is an apocalyptic number.

1012099 is a deficient number, since it is larger than the sum of its proper divisors (92021).

1012099 is an equidigital number, since it uses as much as digits as its factorization.

1012099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92020.

The product of its (nonzero) digits is 162, while the sum is 22.

The square root of 1012099 is about 1006.0313116400. The cubic root of 1012099 is about 100.4016843365.

The spelling of 1012099 in words is "one million, twelve thousand, ninety-nine".