1297167327 has 6 divisors (see below), whose sum is σ = 1873686152. Its totient is φ = 864778212.

The previous prime is 1297167299. The next prime is 1297167331. The reversal of 1297167327 is 7237617921.

It is not a de Polignac number, because 1297167327 - 2⁷ = 1297167199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1297167727) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 72064843 + ... + 72064860.

Almost surely, 2^1297167327 is an apocalyptic number.

1297167327 is a deficient number, since it is larger than the sum of its proper divisors (576518825).

1297167327 is a wasteful number, since it uses less digits than its factorization.

1297167327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144129709 (or 144129706 counting only the distinct ones).

The product of its digits is 222264, while the sum is 45.

The square root of 1297167327 is about 36016.2092258472. The cubic root of 1297167327 is about 1090.5995991238.

The spelling of 1297167327 in words is "one billion, two hundred ninety-seven million, one hundred sixty-seven thousand, three hundred twenty-seven".