1196461639 has 2 divisors, whose sum is σ = 1196461640. Its totient is φ = 1196461638.

The previous prime is 1196461601. The next prime is 1196461661. The reversal of 1196461639 is 9361646911.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1196461639 - 2¹¹ = 1196459591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1196468639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 598230819 + 598230820.

It is an arithmetic number, because the mean of its divisors is an integer number (598230820).

Almost surely, 2^1196461639 is an apocalyptic number.

1196461639 is a deficient number, since it is larger than the sum of its proper divisors (1).

1196461639 is an equidigital number, since it uses as much as digits as its factorization.

1196461639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 209952, while the sum is 46.

The square root of 1196461639 is about 34589.9066058294. The cubic root of 1196461639 is about 1061.6130771289.

The spelling of 1196461639 in words is "one billion, one hundred ninety-six million, four hundred sixty-one thousand, six hundred thirty-nine".