11139563 has 2 divisors, whose sum is σ = 11139564. Its totient is φ = 11139562.

The previous prime is 11139533. The next prime is 11139587. The reversal of 11139563 is 36593111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11139563 - 2¹⁴ = 11123179 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11139503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5569781 + 5569782.

It is an arithmetic number, because the mean of its divisors is an integer number (5569782).

Almost surely, 2^11139563 is an apocalyptic number.

11139563 is a deficient number, since it is larger than the sum of its proper divisors (1).

11139563 is an equidigital number, since it uses as much as digits as its factorization.

11139563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2430, while the sum is 29.

The square root of 11139563 is about 3337.5983880629. The cubic root of 11139563 is about 223.3346206703.

The spelling of 11139563 in words is "eleven million, one hundred thirty-nine thousand, five hundred sixty-three".