12071077 has 2 divisors, whose sum is σ = 12071078. Its totient is φ = 12071076.

The previous prime is 12071063. The next prime is 12071083. The reversal of 12071077 is 77017021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12068676 + 2401 = 3474^2 + 49^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12071077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12071027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6035538 + 6035539.

It is an arithmetic number, because the mean of its divisors is an integer number (6035539).

Almost surely, 2^12071077 is an apocalyptic number.

It is an amenable number.

12071077 is a deficient number, since it is larger than the sum of its proper divisors (1).

12071077 is an equidigital number, since it uses as much as digits as its factorization.

12071077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 686, while the sum is 25.

The square root of 12071077 is about 3474.3455498842. The cubic root of 12071077 is about 229.3939748500.

Adding to 12071077 its reverse (77017021), we get a palindrome (89088098).

The spelling of 12071077 in words is "twelve million, seventy-one thousand, seventy-seven".