45352513 has 2 divisors, whose sum is σ = 45352514. Its totient is φ = 45352512.

The previous prime is 45352511. The next prime is 45352523. The reversal of 45352513 is 31525354.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39087504 + 6265009 = 6252^2 + 2503^2 .

It is a cyclic number.

It is not a de Polignac number, because 45352513 - 2¹ = 45352511 is a prime.

It is a super-3 number, since 3×45352513³ (a number of 24 digits) contains 333 as substring.

Together with 45352511, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (45352511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22676256 + 22676257.

It is an arithmetic number, because the mean of its divisors is an integer number (22676257).

Almost surely, 2^45352513 is an apocalyptic number.

It is an amenable number.

45352513 is a deficient number, since it is larger than the sum of its proper divisors (1).

45352513 is an equidigital number, since it uses as much as digits as its factorization.

45352513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9000, while the sum is 28.

The square root of 45352513 is about 6734.4274441113. The cubic root of 45352513 is about 356.6156943297.

Adding to 45352513 its reverse (31525354), we get a palindrome (76877867).

The spelling of 45352513 in words is "forty-five million, three hundred fifty-two thousand, five hundred thirteen".