1147861163 has 2 divisors, whose sum is σ = 1147861164. Its totient is φ = 1147861162.

The previous prime is 1147861157. The next prime is 1147861201. The reversal of 1147861163 is 3611687411.

It is an a-pointer prime, because the next prime (1147861201) can be obtained adding 1147861163 to its sum of digits (38).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1147861163 - 2²⁰ = 1146812587 is a prime.

It is not a weakly prime, because it can be changed into another prime (1147861103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 573930581 + 573930582.

It is an arithmetic number, because the mean of its divisors is an integer number (573930582).

Almost surely, 2^1147861163 is an apocalyptic number.

1147861163 is a deficient number, since it is larger than the sum of its proper divisors (1).

1147861163 is an equidigital number, since it uses as much as digits as its factorization.

1147861163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 38.

The square root of 1147861163 is about 33880.0998079994. The cubic root of 1147861163 is about 1047.0396320612.

The spelling of 1147861163 in words is "one billion, one hundred forty-seven million, eight hundred sixty-one thousand, one hundred sixty-three".