45236437 has 2 divisors, whose sum is σ = 45236438. Its totient is φ = 45236436.

The previous prime is 45236413. The next prime is 45236449. The reversal of 45236437 is 73463254.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45037521 + 198916 = 6711^2 + 446^2 .

It is a cyclic number.

It is not a de Polignac number, because 45236437 - 2¹¹ = 45234389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45233437) 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, 22618218 + 22618219.

It is an arithmetic number, because the mean of its divisors is an integer number (22618219).

Almost surely, 2^45236437 is an apocalyptic number.

It is an amenable number.

45236437 is a deficient number, since it is larger than the sum of its proper divisors (1).

45236437 is an equidigital number, since it uses as much as digits as its factorization.

45236437 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 34.

The square root of 45236437 is about 6725.8038181321. The cubic root of 45236437 is about 356.3111916228.

The spelling of 45236437 in words is "forty-five million, two hundred thirty-six thousand, four hundred thirty-seven".