1120154213 has 2 divisors, whose sum is σ = 1120154214. Its totient is φ = 1120154212.

The previous prime is 1120154209. The next prime is 1120154221. The reversal of 1120154213 is 3124510211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 907636129 + 212518084 = 30127^2 + 14578^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120154213 - 2² = 1120154209 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1120159213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560077106 + 560077107.

It is an arithmetic number, because the mean of its divisors is an integer number (560077107).

Almost surely, 2^1120154213 is an apocalyptic number.

It is an amenable number.

1120154213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120154213 is an equidigital number, since it uses as much as digits as its factorization.

1120154213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 1120154213 is about 33468.7049794282. The cubic root of 1120154213 is about 1038.5464818788.

Adding to 1120154213 its reverse (3124510211), we get a palindrome (4244664424).

The spelling of 1120154213 in words is "one billion, one hundred twenty million, one hundred fifty-four thousand, two hundred thirteen".