11587003 has 2 divisors, whose sum is σ = 11587004. Its totient is φ = 11587002.

The previous prime is 11586997. The next prime is 11587007. The reversal of 11587003 is 30078511.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11587003 is a prime.

It is not a weakly prime, because it can be changed into another prime (11587007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5793501 + 5793502.

It is an arithmetic number, because the mean of its divisors is an integer number (5793502).

Almost surely, 2^11587003 is an apocalyptic number.

11587003 is a deficient number, since it is larger than the sum of its proper divisors (1).

11587003 is an equidigital number, since it uses as much as digits as its factorization.

11587003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 11587003 is about 3403.9687131347. The cubic root of 11587003 is about 226.2856635172.

The spelling of 11587003 in words is "eleven million, five hundred eighty-seven thousand, three".