1967297 has 2 divisors, whose sum is σ = 1967298. Its totient is φ = 1967296.

The previous prime is 1967263. The next prime is 1967299. The reversal of 1967297 is 7927691.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1263376 + 703921 = 1124^2 + 839^2 .

It is a cyclic number.

It is not a de Polignac number, because 1967297 - 2¹² = 1963201 is a prime.

Together with 1967299, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1967299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 983648 + 983649.

It is an arithmetic number, because the mean of its divisors is an integer number (983649).

2^1967297 is an apocalyptic number.

It is an amenable number.

1967297 is a deficient number, since it is larger than the sum of its proper divisors (1).

1967297 is an equidigital number, since it uses as much as digits as its factorization.

1967297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 47628, while the sum is 41.

The square root of 1967297 is about 1402.6036503589. The cubic root of 1967297 is about 125.3016076772.

The spelling of 1967297 in words is "one million, nine hundred sixty-seven thousand, two hundred ninety-seven".