1102111147 has 2 divisors, whose sum is σ = 1102111148. Its totient is φ = 1102111146.

The previous prime is 1102111121. The next prime is 1102111177. The reversal of 1102111147 is 7411112011.

It is a weak prime.

It is an emirp because it is prime and its reverse (7411112011) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1102111147 is a prime.

It is not a weakly prime, because it can be changed into another prime (1102111117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551055573 + 551055574.

It is an arithmetic number, because the mean of its divisors is an integer number (551055574).

Almost surely, 2^1102111147 is an apocalyptic number.

1102111147 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102111147 is an equidigital number, since it uses as much as digits as its factorization.

1102111147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56, while the sum is 19.

The square root of 1102111147 is about 33198.0593860545. The cubic root of 1102111147 is about 1032.9400858709.

Adding to 1102111147 its reverse (7411112011), we get a palindrome (8513223158).

The spelling of 1102111147 in words is "one billion, one hundred two million, one hundred eleven thousand, one hundred forty-seven".