454203403231 has 2 divisors, whose sum is σ = 454203403232. Its totient is φ = 454203403230.

The previous prime is 454203403217. The next prime is 454203403243. The reversal of 454203403231 is 132304302454.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 454203403231 - 2²⁵ = 454169848799 is a prime.

It is a super-2 number, since 2×454203403231² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 454203403193 and 454203403202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (454203403211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227101701615 + 227101701616.

It is an arithmetic number, because the mean of its divisors is an integer number (227101701616).

Almost surely, 2^454203403231 is an apocalyptic number.

454203403231 is a deficient number, since it is larger than the sum of its proper divisors (1).

454203403231 is an equidigital number, since it uses as much as digits as its factorization.

454203403231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 454203403231 its reverse (132304302454), we get a palindrome (586507705685).

The spelling of 454203403231 in words is "four hundred fifty-four billion, two hundred three million, four hundred three thousand, two hundred thirty-one".