2231304541 has 2 divisors, whose sum is σ = 2231304542. Its totient is φ = 2231304540.

The previous prime is 2231304511. The next prime is 2231304563. The reversal of 2231304541 is 1454031322.

2231304541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1139332516 + 1091972025 = 33754^2 + 33045^2 .

It is a cyclic number.

It is not a de Polignac number, because 2231304541 - 2⁹ = 2231304029 is a prime.

It is a super-3 number, since 3×2231304541³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2231304511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1115652270 + 1115652271.

It is an arithmetic number, because the mean of its divisors is an integer number (1115652271).

Almost surely, 2^2231304541 is an apocalyptic number.

It is an amenable number.

2231304541 is a deficient number, since it is larger than the sum of its proper divisors (1).

2231304541 is an equidigital number, since it uses as much as digits as its factorization.

2231304541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 2231304541 is about 47236.6863888652. The cubic root of 2231304541 is about 1306.7312676814.

Adding to 2231304541 its reverse (1454031322), we get a palindrome (3685335863).

The spelling of 2231304541 in words is "two billion, two hundred thirty-one million, three hundred four thousand, five hundred forty-one".