4135454231 has 2 divisors, whose sum is σ = 4135454232. Its totient is φ = 4135454230.

The previous prime is 4135454227. The next prime is 4135454273. The reversal of 4135454231 is 1324545314.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4135454231 - 2² = 4135454227 is a prime.

It is a super-2 number, since 2×4135454231² = 34203963393391602722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4135454131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2067727115 + 2067727116.

It is an arithmetic number, because the mean of its divisors is an integer number (2067727116).

Almost surely, 2^4135454231 is an apocalyptic number.

4135454231 is a deficient number, since it is larger than the sum of its proper divisors (1).

4135454231 is an equidigital number, since it uses as much as digits as its factorization.

4135454231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28800, while the sum is 32.

The square root of 4135454231 is about 64307.4974711347. The cubic root of 4135454231 is about 1605.1208626549.

Adding to 4135454231 its reverse (1324545314), we get a palindrome (5459999545).

The spelling of 4135454231 in words is "four billion, one hundred thirty-five million, four hundred fifty-four thousand, two hundred thirty-one".