11139533 has 2 divisors, whose sum is σ = 11139534. Its totient is φ = 11139532.

The previous prime is 11139523. The next prime is 11139563. The reversal of 11139533 is 33593111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8868484 + 2271049 = 2978^2 + 1507^2 .

It is a cyclic number.

It is not a de Polignac number, because 11139533 - 2¹² = 11135437 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

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, 5569766 + 5569767.

It is an arithmetic number, because the mean of its divisors is an integer number (5569767).

Almost surely, 2^11139533 is an apocalyptic number.

It is an amenable number.

11139533 is a deficient number, since it is larger than the sum of its proper divisors (1).

11139533 is an equidigital number, since it uses as much as digits as its factorization.

11139533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1215, while the sum is 26.

The square root of 11139533 is about 3337.5938938103. The cubic root of 11139533 is about 223.3344201823.

The spelling of 11139533 in words is "eleven million, one hundred thirty-nine thousand, five hundred thirty-three".