11139773 has 2 divisors, whose sum is σ = 11139774. Its totient is φ = 11139772.

The previous prime is 11139769. The next prime is 11139787. The reversal of 11139773 is 37793111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8508889 + 2630884 = 2917^2 + 1622^2 .

It is an emirp because it is prime and its reverse (37793111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11139773 - 2² = 11139769 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11139763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5569886 + 5569887.

It is an arithmetic number, because the mean of its divisors is an integer number (5569887).

Almost surely, 2^11139773 is an apocalyptic number.

It is an amenable number.

11139773 is a deficient number, since it is larger than the sum of its proper divisors (1).

11139773 is an equidigital number, since it uses as much as digits as its factorization.

11139773 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3969, while the sum is 32.

The square root of 11139773 is about 3337.6298476614. The cubic root of 11139773 is about 223.3360240759.

The spelling of 11139773 in words is "eleven million, one hundred thirty-nine thousand, seven hundred seventy-three".