1195147087 has 2 divisors, whose sum is σ = 1195147088. Its totient is φ = 1195147086.

The previous prime is 1195147069. The next prime is 1195147103. The reversal of 1195147087 is 7807415911.

It is a strong prime.

It is an emirp because it is prime and its reverse (7807415911) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1195147087 - 2²³ = 1186758479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1195147487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 597573543 + 597573544.

It is an arithmetic number, because the mean of its divisors is an integer number (597573544).

Almost surely, 2^1195147087 is an apocalyptic number.

1195147087 is a deficient number, since it is larger than the sum of its proper divisors (1).

1195147087 is an equidigital number, since it uses as much as digits as its factorization.

1195147087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 70560, while the sum is 43.

The square root of 1195147087 is about 34570.8994242267. The cubic root of 1195147087 is about 1061.2241366744.

The spelling of 1195147087 in words is "one billion, one hundred ninety-five million, one hundred forty-seven thousand, eighty-seven".