45464437 has 2 divisors, whose sum is σ = 45464438. Its totient is φ = 45464436.

The previous prime is 45464429. The next prime is 45464483. The reversal of 45464437 is 73446454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43639236 + 1825201 = 6606^2 + 1351^2 .

It is a cyclic number.

It is not a de Polignac number, because 45464437 - 2³ = 45464429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45464396 and 45464405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45464417) 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, 22732218 + 22732219.

It is an arithmetic number, because the mean of its divisors is an integer number (22732219).

Almost surely, 2^45464437 is an apocalyptic number.

It is an amenable number.

45464437 is a deficient number, since it is larger than the sum of its proper divisors (1).

45464437 is an equidigital number, since it uses as much as digits as its factorization.

45464437 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 161280, while the sum is 37.

The square root of 45464437 is about 6742.7321613720. The cubic root of 45464437 is about 356.9088134480.

The spelling of 45464437 in words is "forty-five million, four hundred sixty-four thousand, four hundred thirty-seven".