1163870047 has 2 divisors, whose sum is σ = 1163870048. Its totient is φ = 1163870046.

The previous prime is 1163870003. The next prime is 1163870051. The reversal of 1163870047 is 7400783611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1163870047 - 2⁷ = 1163869919 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1163869988 and 1163870015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1163870647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 581935023 + 581935024.

It is an arithmetic number, because the mean of its divisors is an integer number (581935024).

Almost surely, 2^1163870047 is an apocalyptic number.

1163870047 is a deficient number, since it is larger than the sum of its proper divisors (1).

1163870047 is an equidigital number, since it uses as much as digits as its factorization.

1163870047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28224, while the sum is 37.

The square root of 1163870047 is about 34115.5396703614. The cubic root of 1163870047 is about 1051.8847620473.

The spelling of 1163870047 in words is "one billion, one hundred sixty-three million, eight hundred seventy thousand, forty-seven".