614477231 has 2 divisors, whose sum is σ = 614477232. Its totient is φ = 614477230.

The previous prime is 614477197. The next prime is 614477243. The reversal of 614477231 is 132774416.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 614477231 - 2¹⁸ = 614215087 is a prime.

It is a super-2 number, since 2×614477231² = 755164534834854722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 614477191 and 614477200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (614477431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 307238615 + 307238616.

It is an arithmetic number, because the mean of its divisors is an integer number (307238616).

Almost surely, 2^614477231 is an apocalyptic number.

614477231 is a deficient number, since it is larger than the sum of its proper divisors (1).

614477231 is an equidigital number, since it uses as much as digits as its factorization.

614477231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28224, while the sum is 35.

The square root of 614477231 is about 24788.6512541526. The cubic root of 614477231 is about 850.1624745932.

The spelling of 614477231 in words is "six hundred fourteen million, four hundred seventy-seven thousand, two hundred thirty-one".