1121100193 has 2 divisors, whose sum is σ = 1121100194. Its totient is φ = 1121100192.

The previous prime is 1121100133. The next prime is 1121100289. The reversal of 1121100193 is 3910011211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1047946384 + 73153809 = 32372^2 + 8553^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1121100193 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1121100193.

It is not a weakly prime, because it can be changed into another prime (1121100133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560550096 + 560550097.

It is an arithmetic number, because the mean of its divisors is an integer number (560550097).

Almost surely, 2^1121100193 is an apocalyptic number.

It is an amenable number.

1121100193 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121100193 is an equidigital number, since it uses as much as digits as its factorization.

1121100193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 19.

The square root of 1121100193 is about 33482.8343035652. The cubic root of 1121100193 is about 1038.8387534721.

The spelling of 1121100193 in words is "one billion, one hundred twenty-one million, one hundred thousand, one hundred ninety-three".