1087099 has 8 divisors (see below), whose sum is σ = 1239840. Its totient is φ = 944256.

The previous prime is 1087091. The next prime is 1087109. The reversal of 1087099 is 9907801.

1087099 = T₉₂ + T₉₃ + ... + T₁₉₃.

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

It is a cyclic number.

It is not a de Polignac number, because 1087099 - 2³ = 1087091 is a prime.

It is a Duffinian number.

1087099 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1087091) 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 7 ways as a sum of consecutive naturals, for example, 2239 + ... + 2680.

It is an arithmetic number, because the mean of its divisors is an integer number (154980).

2^1087099 is an apocalyptic number.

1087099 is a deficient number, since it is larger than the sum of its proper divisors (152741).

1087099 is a wasteful number, since it uses less digits than its factorization.

1087099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4949.

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

The square root of 1087099 is about 1042.6403982198. The cubic root of 1087099 is about 102.8228645513.

The spelling of 1087099 in words is "one million, eighty-seven thousand, ninety-nine".