1105189147 has 2 divisors, whose sum is σ = 1105189148. Its totient is φ = 1105189146.

The previous prime is 1105189103. The next prime is 1105189181. The reversal of 1105189147 is 7419815011.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1105189147 - 2²³ = 1096800539 is a prime.

It is a super-4 number, since 4×1105189147⁴ (a number of 37 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (1105189247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552594573 + 552594574.

It is an arithmetic number, because the mean of its divisors is an integer number (552594574).

Almost surely, 2^1105189147 is an apocalyptic number.

1105189147 is a deficient number, since it is larger than the sum of its proper divisors (1).

1105189147 is an equidigital number, since it uses as much as digits as its factorization.

1105189147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 37.

The square root of 1105189147 is about 33244.3851950972. The cubic root of 1105189147 is about 1033.9007979110.

The spelling of 1105189147 in words is "one billion, one hundred five million, one hundred eighty-nine thousand, one hundred forty-seven".