11141587 has 2 divisors, whose sum is σ = 11141588. Its totient is φ = 11141586.

The previous prime is 11141573. The next prime is 11141609. The reversal of 11141587 is 78514111.

11141587 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11141587 is a prime.

It is not a weakly prime, because it can be changed into another prime (11141527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5570793 + 5570794.

It is an arithmetic number, because the mean of its divisors is an integer number (5570794).

Almost surely, 2^11141587 is an apocalyptic number.

11141587 is a deficient number, since it is larger than the sum of its proper divisors (1).

11141587 is an equidigital number, since it uses as much as digits as its factorization.

11141587 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1120, while the sum is 28.

The square root of 11141587 is about 3337.9015863264. The cubic root of 11141587 is about 223.3481460931.

Adding to 11141587 its reverse (78514111), we get a palindrome (89655698).

It can be divided in two parts, 1114 and 1587, that added together give a triangular number (2701 = T₇₃).

The spelling of 11141587 in words is "eleven million, one hundred forty-one thousand, five hundred eighty-seven".