1193212831 has 2 divisors, whose sum is σ = 1193212832. Its totient is φ = 1193212830.

The previous prime is 1193212819. The next prime is 1193212843. The reversal of 1193212831 is 1382123911.

It is a balanced prime because it is at equal distance from previous prime (1193212819) and next prime (1193212843).

It is a cyclic number.

It is not a de Polignac number, because 1193212831 - 2⁵ = 1193212799 is a prime.

It is a super-2 number, since 2×1193212831² = 2847513720126069122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1193212793 and 1193212802.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1193216831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 596606415 + 596606416.

It is an arithmetic number, because the mean of its divisors is an integer number (596606416).

Almost surely, 2^1193212831 is an apocalyptic number.

1193212831 is a deficient number, since it is larger than the sum of its proper divisors (1).

1193212831 is an equidigital number, since it uses as much as digits as its factorization.

1193212831 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 31.

The square root of 1193212831 is about 34542.9128910693. The cubic root of 1193212831 is about 1060.6513236313.

The spelling of 1193212831 in words is "one billion, one hundred ninety-three million, two hundred twelve thousand, eight hundred thirty-one".