549045037 has 2 divisors, whose sum is σ = 549045038. Its totient is φ = 549045036.

The previous prime is 549045011. The next prime is 549045047. The reversal of 549045037 is 730540945.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 515335401 + 33709636 = 22701^2 + 5806^2 .

It is a cyclic number.

It is not a de Polignac number, because 549045037 - 2²³ = 540656429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 549044987 and 549045005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (549045047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274522518 + 274522519.

It is an arithmetic number, because the mean of its divisors is an integer number (274522519).

Almost surely, 2^549045037 is an apocalyptic number.

It is an amenable number.

549045037 is a deficient number, since it is larger than the sum of its proper divisors (1).

549045037 is an equidigital number, since it uses as much as digits as its factorization.

549045037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75600, while the sum is 37.

The square root of 549045037 is about 23431.7100741709. The cubic root of 549045037 is about 818.8468010404.

The spelling of 549045037 in words is "five hundred forty-nine million, forty-five thousand, thirty-seven".