45260521 has 2 divisors, whose sum is σ = 45260522. Its totient is φ = 45260520.

The previous prime is 45260513. The next prime is 45260533. The reversal of 45260521 is 12506254.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41216400 + 4044121 = 6420^2 + 2011^2 .

It is a cyclic number.

It is not a de Polignac number, because 45260521 - 2³ = 45260513 is a prime.

It is a super-2 number, since 2×45260521² = 4097029522382882, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45260581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22630260 + 22630261.

It is an arithmetic number, because the mean of its divisors is an integer number (22630261).

Almost surely, 2^45260521 is an apocalyptic number.

It is an amenable number.

45260521 is a deficient number, since it is larger than the sum of its proper divisors (1).

45260521 is an equidigital number, since it uses as much as digits as its factorization.

45260521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 45260521 is about 6727.5939978569. The cubic root of 45260521 is about 356.3744140812.

Adding to 45260521 its reverse (12506254), we get a palindrome (57766775).

The spelling of 45260521 in words is "forty-five million, two hundred sixty thousand, five hundred twenty-one".