1190587 has 2 divisors, whose sum is σ = 1190588. Its totient is φ = 1190586.

The previous prime is 1190573. The next prime is 1190591. The reversal of 1190587 is 7850911.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1190587 is a prime.

It is a plaindrome in base 16.

It is not a weakly prime, because it can be changed into another prime (1190507) 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 as a sum of consecutive naturals, namely, 595293 + 595294.

It is an arithmetic number, because the mean of its divisors is an integer number (595294).

2^1190587 is an apocalyptic number.

1190587 is a deficient number, since it is larger than the sum of its proper divisors (1).

1190587 is an equidigital number, since it uses as much as digits as its factorization.

1190587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 31.

The square root of 1190587 is about 1091.1402293014. The cubic root of 1190587 is about 105.9872715225.

The spelling of 1190587 in words is "one million, one hundred ninety thousand, five hundred eighty-seven".