1007899 has 4 divisors (see below), whose sum is σ = 1010880. Its totient is φ = 1004920.

The previous prime is 1007891. The next prime is 1007921. The reversal of 1007899 is 9987001.

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 1007899 - 2³ = 1007891 is a prime.

It is a Duffinian number.

1007899 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1007891) 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, 907 + ... + 1684.

It is an arithmetic number, because the mean of its divisors is an integer number (252720).

2^1007899 is an apocalyptic number.

1007899 is a deficient number, since it is larger than the sum of its proper divisors (2981).

1007899 is an equidigital number, since it uses as much as digits as its factorization.

1007899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2980.

The product of its (nonzero) digits is 4536, while the sum is 34.

The square root of 1007899 is about 1003.9417313769. The cubic root of 1007899 is about 100.2626097575.

The spelling of 1007899 in words is "one million, seven thousand, eight hundred ninety-nine".