612113 has 2 divisors, whose sum is σ = 612114. Its totient is φ = 612112.

The previous prime is 612109. The next prime is 612133. The reversal of 612113 is 311216.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 595984 + 16129 = 772^2 + 127^2 .

612113 is a truncatable prime.

It is a cyclic number.

It is not a de Polignac number, because 612113 - 2² = 612109 is a prime.

It is equal to p₅₀₀₁₈ and since 612113 and 50018 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (612133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306056 + 306057.

It is an arithmetic number, because the mean of its divisors is an integer number (306057).

2⁶¹²¹¹³ is an apocalyptic number.

It is an amenable number.

612113 is a deficient number, since it is larger than the sum of its proper divisors (1).

612113 is an equidigital number, since it uses as much as digits as its factorization.

612113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36, while the sum is 14.

The square root of 612113 is about 782.3765078273. The cubic root of 612113 is about 84.9070726067.

Adding to 612113 its reverse (311216), we get a palindrome (923329).

The spelling of 612113 in words is "six hundred twelve thousand, one hundred thirteen".