1296031 has 6 divisors (see below), whose sum is σ = 1424696. Its totient is φ = 1178100.

The previous prime is 1296023. The next prime is 1296037. The reversal of 1296031 is 1306921.

It is not a de Polignac number, because 1296031 - 2³ = 1296023 is a prime.

It is a super-2 number, since 2×1296031² = 3359392705922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1295993 and 1296011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1296037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5235 + ... + 5476.

2^1296031 is an apocalyptic number.

1296031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1296031 is a deficient number, since it is larger than the sum of its proper divisors (128665).

1296031 is a wasteful number, since it uses less digits than its factorization.

1296031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10733 (or 10722 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 1296031 is about 1138.4335729413. The cubic root of 1296031 is about 109.0281048645.

The spelling of 1296031 in words is "one million, two hundred ninety-six thousand, thirty-one".