45342259 has 2 divisors, whose sum is σ = 45342260. Its totient is φ = 45342258.

The previous prime is 45342257. The next prime is 45342289. The reversal of 45342259 is 95224354.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45342259 - 2¹ = 45342257 is a prime.

Together with 45342257, it forms a pair of twin primes.

It is equal to p_2737681 and since 45342259 and 2737681 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (45342251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22671129 + 22671130.

It is an arithmetic number, because the mean of its divisors is an integer number (22671130).

Almost surely, 2^45342259 is an apocalyptic number.

45342259 is a deficient number, since it is larger than the sum of its proper divisors (1).

45342259 is an equidigital number, since it uses as much as digits as its factorization.

45342259 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43200, while the sum is 34.

The square root of 45342259 is about 6733.6660891375. Note that the first 3 decimals coincide. The cubic root of 45342259 is about 356.5888159003.

The spelling of 45342259 in words is "forty-five million, three hundred forty-two thousand, two hundred fifty-nine".