1087154 has 8 divisors (see below), whose sum is σ = 1635228. Its totient is φ = 542080.

The previous prime is 1087147. The next prime is 1087159. The reversal of 1087154 is 4517801.

It can be written as a sum of positive squares in 2 ways, for example, as 851929 + 235225 = 923^2 + 485^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1087159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 794 + ... + 1674.

2^1087154 is an apocalyptic number.

1087154 is a deficient number, since it is larger than the sum of its proper divisors (548074).

1087154 is an equidigital number, since it uses as much as digits as its factorization.

1087154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1500.

The product of its (nonzero) digits is 1120, while the sum is 26.

The square root of 1087154 is about 1042.6667732310. Note that the first 3 decimals coincide. The cubic root of 1087154 is about 102.8245985738.

The spelling of 1087154 in words is "one million, eighty-seven thousand, one hundred fifty-four".