1196431 has 2 divisors, whose sum is σ = 1196432. Its totient is φ = 1196430.

The previous prime is 1196413. The next prime is 1196471. The reversal of 1196431 is 1346911.

Together with previous prime (1196413) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1196431 - 2⁵ = 1196399 is a prime.

It is a super-2 number, since 2×1196431² = 2862894275522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1196396 and 1196405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1196401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 598215 + 598216.

It is an arithmetic number, because the mean of its divisors is an integer number (598216).

2^1196431 is an apocalyptic number.

1196431 is a deficient number, since it is larger than the sum of its proper divisors (1).

1196431 is an equidigital number, since it uses as much as digits as its factorization.

1196431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648, while the sum is 25.

The square root of 1196431 is about 1093.8148837898. The cubic root of 1196431 is about 106.1604015119.

The spelling of 1196431 in words is "one million, one hundred ninety-six thousand, four hundred thirty-one".