1087259 has 2 divisors, whose sum is σ = 1087260. Its totient is φ = 1087258.

The previous prime is 1087249. The next prime is 1087271. The reversal of 1087259 is 9527801.

It is a weak prime.

It is an emirp because it is prime and its reverse (9527801) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1087259 is a prime.

It is not a weakly prime, because it can be changed into another prime (1087249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 543629 + 543630.

It is an arithmetic number, because the mean of its divisors is an integer number (543630).

2^1087259 is an apocalyptic number.

1087259 is a deficient number, since it is larger than the sum of its proper divisors (1).

1087259 is an equidigital number, since it uses as much as digits as its factorization.

1087259 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 32.

The square root of 1087259 is about 1042.7171236726. The cubic root of 1087259 is about 102.8279088178.

The spelling of 1087259 in words is "one million, eighty-seven thousand, two hundred fifty-nine".