45252241 has 2 divisors, whose sum is σ = 45252242. Its totient is φ = 45252240.

The previous prime is 45252239. The next prime is 45252253. The reversal of 45252241 is 14225254.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42627841 + 2624400 = 6529^2 + 1620^2 .

It is a cyclic number.

It is not a de Polignac number, because 45252241 - 2¹ = 45252239 is a prime.

Together with 45252239, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (45252041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22626120 + 22626121.

It is an arithmetic number, because the mean of its divisors is an integer number (22626121).

Almost surely, 2^45252241 is an apocalyptic number.

It is an amenable number.

45252241 is a deficient number, since it is larger than the sum of its proper divisors (1).

45252241 is an equidigital number, since it uses as much as digits as its factorization.

45252241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3200, while the sum is 25.

The square root of 45252241 is about 6726.9785936927. The cubic root of 45252241 is about 356.3526809383.

Adding to 45252241 its reverse (14225254), we get a palindrome (59477495).

The spelling of 45252241 in words is "forty-five million, two hundred fifty-two thousand, two hundred forty-one".