612853 has 2 divisors, whose sum is σ = 612854. Its totient is φ = 612852.

The previous prime is 612847. The next prime is 612869. The reversal of 612853 is 358216.

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., 605284 + 7569 = 778^2 + 87^2 .

It is a cyclic number.

It is not a de Polignac number, because 612853 - 2⁹ = 612341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (612823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306426 + 306427.

It is an arithmetic number, because the mean of its divisors is an integer number (306427).

2⁶¹²⁸⁵³ is an apocalyptic number.

It is an amenable number.

612853 is a deficient number, since it is larger than the sum of its proper divisors (1).

612853 is an equidigital number, since it uses as much as digits as its factorization.

612853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 25.

The square root of 612853 is about 782.8492830679. The cubic root of 612853 is about 84.9412743152.

The spelling of 612853 in words is "six hundred twelve thousand, eight hundred fifty-three".