612371 has 2 divisors, whose sum is σ = 612372. Its totient is φ = 612370.

The previous prime is 612349. The next prime is 612373. The reversal of 612371 is 173216.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 612371 - 2⁶ = 612307 is a prime.

Together with 612373, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (612373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306185 + 306186.

It is an arithmetic number, because the mean of its divisors is an integer number (306186).

2⁶¹²³⁷¹ is an apocalyptic number.

612371 is a deficient number, since it is larger than the sum of its proper divisors (1).

612371 is an equidigital number, since it uses as much as digits as its factorization.

612371 is an evil number, because the sum of its binary digits is even.

The product of its digits is 252, while the sum is 20.

The square root of 612371 is about 782.5413727082. The cubic root of 612371 is about 84.9190001145.

Adding to 612371 its reverse (173216), we get a palindrome (785587).

The spelling of 612371 in words is "six hundred twelve thousand, three hundred seventy-one".