45711229 has 2 divisors, whose sum is σ = 45711230. Its totient is φ = 45711228.

The previous prime is 45711227. The next prime is 45711233. The reversal of 45711229 is 92211754.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41602500 + 4108729 = 6450^2 + 2027^2 .

It is a cyclic number.

It is not a de Polignac number, because 45711229 - 2¹ = 45711227 is a prime.

Together with 45711227, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 45711229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45711227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22855614 + 22855615.

It is an arithmetic number, because the mean of its divisors is an integer number (22855615).

Almost surely, 2^45711229 is an apocalyptic number.

It is an amenable number.

45711229 is a deficient number, since it is larger than the sum of its proper divisors (1).

45711229 is an equidigital number, since it uses as much as digits as its factorization.

45711229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5040, while the sum is 31.

The square root of 45711229 is about 6761.0079869795. The cubic root of 45711229 is about 357.5534443385.

The spelling of 45711229 in words is "forty-five million, seven hundred eleven thousand, two hundred twenty-nine".