1290077 has 2 divisors, whose sum is σ = 1290078. Its totient is φ = 1290076.

The previous prime is 1290049. The next prime is 1290083. The reversal of 1290077 is 7700921.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1267876 + 22201 = 1126^2 + 149^2 .

It is a cyclic number.

It is not a de Polignac number, because 1290077 - 2⁶ = 1290013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1293077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 645038 + 645039.

It is an arithmetic number, because the mean of its divisors is an integer number (645039).

2^1290077 is an apocalyptic number.

It is an amenable number.

1290077 is a deficient number, since it is larger than the sum of its proper divisors (1).

1290077 is an equidigital number, since it uses as much as digits as its factorization.

1290077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 882, while the sum is 26.

The square root of 1290077 is about 1135.8155660141. The cubic root of 1290077 is about 108.8608892251.

Adding to 1290077 its reverse (7700921), we get a palindrome (8990998).

The spelling of 1290077 in words is "one million, two hundred ninety thousand, seventy-seven".