1201134223 has 2 divisors, whose sum is σ = 1201134224. Its totient is φ = 1201134222.

The previous prime is 1201134203. The next prime is 1201134241. The reversal of 1201134223 is 3224311021.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1201134223 - 2¹⁷ = 1201003151 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1201134223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1201134203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600567111 + 600567112.

It is an arithmetic number, because the mean of its divisors is an integer number (600567112).

Almost surely, 2^1201134223 is an apocalyptic number.

1201134223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201134223 is an equidigital number, since it uses as much as digits as its factorization.

1201134223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1201134223 is about 34657.3833836313. The cubic root of 1201134223 is about 1062.9932670293.

Adding to 1201134223 its reverse (3224311021), we get a palindrome (4425445244).

It can be divided in two parts, 1201 and 134223, that added together give a square (135424 = 368²).

The spelling of 1201134223 in words is "one billion, two hundred one million, one hundred thirty-four thousand, two hundred twenty-three".