45352231 has 2 divisors, whose sum is σ = 45352232. Its totient is φ = 45352230.

The previous prime is 45352213. The next prime is 45352261. The reversal of 45352231 is 13225354.

Together with previous prime (45352213) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45352231 - 2¹¹ = 45350183 is a prime.

It is a super-2 number, since 2×45352231² = 4113649713354722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45352196 and 45352205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45352261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22676115 + 22676116.

It is an arithmetic number, because the mean of its divisors is an integer number (22676116).

Almost surely, 2^45352231 is an apocalyptic number.

45352231 is a deficient number, since it is larger than the sum of its proper divisors (1).

45352231 is an equidigital number, since it uses as much as digits as its factorization.

45352231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3600, while the sum is 25.

The square root of 45352231 is about 6734.4065068869. The cubic root of 45352231 is about 356.6149551877.

Adding to 45352231 its reverse (13225354), we get a palindrome (58577585).

The spelling of 45352231 in words is "forty-five million, three hundred fifty-two thousand, two hundred thirty-one".