538551241 has 2 divisors, whose sum is σ = 538551242. Its totient is φ = 538551240.

The previous prime is 538551217. The next prime is 538551263. The reversal of 538551241 is 142155835.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 392238025 + 146313216 = 19805^2 + 12096^2 .

It is a cyclic number.

It is not a de Polignac number, because 538551241 - 2¹⁵ = 538518473 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 538551197 and 538551206.

It is not a weakly prime, because it can be changed into another prime (538551841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269275620 + 269275621.

It is an arithmetic number, because the mean of its divisors is an integer number (269275621).

Almost surely, 2^538551241 is an apocalyptic number.

It is an amenable number.

538551241 is a deficient number, since it is larger than the sum of its proper divisors (1).

538551241 is an equidigital number, since it uses as much as digits as its factorization.

538551241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24000, while the sum is 34.

The square root of 538551241 is about 23206.7068107476. The cubic root of 538551241 is about 813.5963851537.

The spelling of 538551241 in words is "five hundred thirty-eight million, five hundred fifty-one thousand, two hundred forty-one".