45837149 has 2 divisors, whose sum is σ = 45837150. Its totient is φ = 45837148.

The previous prime is 45837109. The next prime is 45837157. The reversal of 45837149 is 94173854.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45225625 + 611524 = 6725^2 + 782^2 .

It is a cyclic number.

It is not a de Polignac number, because 45837149 - 2¹⁶ = 45771613 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45837109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22918574 + 22918575.

It is an arithmetic number, because the mean of its divisors is an integer number (22918575).

Almost surely, 2^45837149 is an apocalyptic number.

It is an amenable number.

45837149 is a deficient number, since it is larger than the sum of its proper divisors (1).

45837149 is an equidigital number, since it uses as much as digits as its factorization.

45837149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 41.

The square root of 45837149 is about 6770.3138036578. The cubic root of 45837149 is about 357.8814589376.

The spelling of 45837149 in words is "forty-five million, eight hundred thirty-seven thousand, one hundred forty-nine".