12611693 has 2 divisors, whose sum is σ = 12611694. Its totient is φ = 12611692.

The previous prime is 12611633. The next prime is 12611707. The reversal of 12611693 is 39611621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12517444 + 94249 = 3538^2 + 307^2 .

It is a cyclic number.

It is not a de Polignac number, because 12611693 - 2¹⁰ = 12610669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12611623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6305846 + 6305847.

It is an arithmetic number, because the mean of its divisors is an integer number (6305847).

Almost surely, 2^12611693 is an apocalyptic number.

It is an amenable number.

12611693 is a deficient number, since it is larger than the sum of its proper divisors (1).

12611693 is an equidigital number, since it uses as much as digits as its factorization.

12611693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944, while the sum is 29.

The square root of 12611693 is about 3551.2945526948. The cubic root of 12611693 is about 232.7686369597.

The spelling of 12611693 in words is "twelve million, six hundred eleven thousand, six hundred ninety-three".