614011231 has 2 divisors, whose sum is σ = 614011232. Its totient is φ = 614011230.

The previous prime is 614011213. The next prime is 614011241. The reversal of 614011231 is 132110416.

Together with previous prime (614011213) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-614011231 is a prime.

It is a super-2 number, since 2×614011231² = 754019583588270722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 614011199 and 614011208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (614011241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 307005615 + 307005616.

It is an arithmetic number, because the mean of its divisors is an integer number (307005616).

Almost surely, 2^614011231 is an apocalyptic number.

614011231 is a deficient number, since it is larger than the sum of its proper divisors (1).

614011231 is an equidigital number, since it uses as much as digits as its factorization.

614011231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 614011231 is about 24779.2500088280. The cubic root of 614011231 is about 849.9475081771.

Adding to 614011231 its reverse (132110416), we get a palindrome (746121647).

It can be divided in two parts, 6140 and 11231, that added together give a palindrome (17371).

The spelling of 614011231 in words is "six hundred fourteen million, eleven thousand, two hundred thirty-one".