1103201291 has 2 divisors, whose sum is σ = 1103201292. Its totient is φ = 1103201290.

The previous prime is 1103201263. The next prime is 1103201299. The reversal of 1103201291 is 1921023011.

It is a strong prime.

It is an emirp because it is prime and its reverse (1921023011) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1103201291 is a prime.

It is not a weakly prime, because it can be changed into another prime (1103201299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551600645 + 551600646.

It is an arithmetic number, because the mean of its divisors is an integer number (551600646).

Almost surely, 2^1103201291 is an apocalyptic number.

1103201291 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103201291 is an equidigital number, since it uses as much as digits as its factorization.

1103201291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 20.

The square root of 1103201291 is about 33214.4741189741. The cubic root of 1103201291 is about 1033.2805483153.

The spelling of 1103201291 in words is "one billion, one hundred three million, two hundred one thousand, two hundred ninety-one".