1296137 has 2 divisors, whose sum is σ = 1296138. Its totient is φ = 1296136.

The previous prime is 1296109. The next prime is 1296143. The reversal of 1296137 is 7316921.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1263376 + 32761 = 1124^2 + 181^2 .

It is a cyclic number.

It is not a de Polignac number, because 1296137 - 2⁸ = 1295881 is a prime.

It is a super-2 number, since 2×1296137² = 3359942245538, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1296167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 648068 + 648069.

It is an arithmetic number, because the mean of its divisors is an integer number (648069).

2^1296137 is an apocalyptic number.

It is an amenable number.

1296137 is a deficient number, since it is larger than the sum of its proper divisors (1).

1296137 is an equidigital number, since it uses as much as digits as its factorization.

1296137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2268, while the sum is 29.

The square root of 1296137 is about 1138.4801271871. The cubic root of 1296137 is about 109.0310771864.

The spelling of 1296137 in words is "one million, two hundred ninety-six thousand, one hundred thirty-seven".