45129241 has 2 divisors, whose sum is σ = 45129242. Its totient is φ = 45129240.

The previous prime is 45129239. The next prime is 45129251. The reversal of 45129241 is 14292154.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34857216 + 10272025 = 5904^2 + 3205^2 .

It is a cyclic number.

It is not a de Polignac number, because 45129241 - 2¹ = 45129239 is a prime.

Together with 45129239, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (45129251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22564620 + 22564621.

It is an arithmetic number, because the mean of its divisors is an integer number (22564621).

Almost surely, 2^45129241 is an apocalyptic number.

It is an amenable number.

45129241 is a deficient number, since it is larger than the sum of its proper divisors (1).

45129241 is an equidigital number, since it uses as much as digits as its factorization.

45129241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2880, while the sum is 28.

The square root of 45129241 is about 6717.8300812093. The cubic root of 45129241 is about 356.0295208655.

It can be divided in two parts, 451 and 29241, that added together give a palindrome (29692).

The spelling of 45129241 in words is "forty-five million, one hundred twenty-nine thousand, two hundred forty-one".