113215273 has 2 divisors, whose sum is σ = 113215274. Its totient is φ = 113215272.

The previous prime is 113215241. The next prime is 113215283. The reversal of 113215273 is 372512311.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74874409 + 38340864 = 8653^2 + 6192^2 .

It is a cyclic number.

It is not a de Polignac number, because 113215273 - 2⁵ = 113215241 is a prime.

It is not a weakly prime, because it can be changed into another prime (113215283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56607636 + 56607637.

It is an arithmetic number, because the mean of its divisors is an integer number (56607637).

Almost surely, 2^113215273 is an apocalyptic number.

It is an amenable number.

113215273 is a deficient number, since it is larger than the sum of its proper divisors (1).

113215273 is an equidigital number, since it uses as much as digits as its factorization.

113215273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1260, while the sum is 25.

The square root of 113215273 is about 10640.2665850062. The cubic root of 113215273 is about 483.7656257152.

Adding to 113215273 its reverse (372512311), we get a palindrome (485727584).

The spelling of 113215273 in words is "one hundred thirteen million, two hundred fifteen thousand, two hundred seventy-three".