1190494847 has 2 divisors, whose sum is σ = 1190494848. Its totient is φ = 1190494846.

The previous prime is 1190494817. The next prime is 1190494859. The reversal of 1190494847 is 7484940911.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1190494847 - 2²⁶ = 1123385983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1190494807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 595247423 + 595247424.

It is an arithmetic number, because the mean of its divisors is an integer number (595247424).

Almost surely, 2^1190494847 is an apocalyptic number.

1190494847 is a deficient number, since it is larger than the sum of its proper divisors (1).

1190494847 is an equidigital number, since it uses as much as digits as its factorization.

1190494847 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 290304, while the sum is 47.

The square root of 1190494847 is about 34503.5483247738. The cubic root of 1190494847 is about 1059.8453693390.

The spelling of 1190494847 in words is "one billion, one hundred ninety million, four hundred ninety-four thousand, eight hundred forty-seven".