538526941 has 2 divisors, whose sum is σ = 538526942. Its totient is φ = 538526940.

The previous prime is 538526921. The next prime is 538526957. The reversal of 538526941 is 149625835.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 394022500 + 144504441 = 19850^2 + 12021^2 .

It is a cyclic number.

It is not a de Polignac number, because 538526941 - 2¹⁹ = 538002653 is a prime.

It is a super-2 number, since 2×538526941² = 580022532365634962, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (538526921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269263470 + 269263471.

It is an arithmetic number, because the mean of its divisors is an integer number (269263471).

Almost surely, 2^538526941 is an apocalyptic number.

It is an amenable number.

538526941 is a deficient number, since it is larger than the sum of its proper divisors (1).

538526941 is an equidigital number, since it uses as much as digits as its factorization.

538526941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 259200, while the sum is 43.

The square root of 538526941 is about 23206.1832492980. The cubic root of 538526941 is about 813.5841481940.

The spelling of 538526941 in words is "five hundred thirty-eight million, five hundred twenty-six thousand, nine hundred forty-one".