1196631 has 12 divisors (see below), whose sum is σ = 1784640. Its totient is φ = 771840.

The previous prime is 1196609. The next prime is 1196633. The reversal of 1196631 is 1366911.

It is not a de Polignac number, because 1196631 - 2⁹ = 1196119 is a prime.

It is a super-2 number, since 2×1196631² = 2863851500322, which contains 22 as substring.

1196631 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1196595 and 1196604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1196633) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1866 + ... + 2423.

It is an arithmetic number, because the mean of its divisors is an integer number (148720).

2^1196631 is an apocalyptic number.

1196631 is a deficient number, since it is larger than the sum of its proper divisors (588009).

1196631 is a wasteful number, since it uses less digits than its factorization.

1196631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4326 (or 4323 counting only the distinct ones).

The product of its digits is 972, while the sum is 27.

The square root of 1196631 is about 1093.9063031174. The cubic root of 1196631 is about 106.1663165758.

The spelling of 1196631 in words is "one million, one hundred ninety-six thousand, six hundred thirty-one".