1120615213 has 2 divisors, whose sum is σ = 1120615214. Its totient is φ = 1120615212.

The previous prime is 1120615211. The next prime is 1120615229. The reversal of 1120615213 is 3125160211.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1061586724 + 59028489 = 32582^2 + 7683^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120615213 - 2¹ = 1120615211 is a prime.

It is a super-3 number, since 3×1120615213³ (a number of 28 digits) contains 333 as substring.

Together with 1120615211, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1120615211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560307606 + 560307607.

It is an arithmetic number, because the mean of its divisors is an integer number (560307607).

Almost surely, 2^1120615213 is an apocalyptic number.

It is an amenable number.

1120615213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120615213 is an equidigital number, since it uses as much as digits as its factorization.

1120615213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 1120615213 is about 33475.5913017231. The cubic root of 1120615213 is about 1038.6889337717.

Adding to 1120615213 its reverse (3125160211), we get a palindrome (4245775424).

The spelling of 1120615213 in words is "one billion, one hundred twenty million, six hundred fifteen thousand, two hundred thirteen".