51045037 has 2 divisors, whose sum is σ = 51045038. Its totient is φ = 51045036.

The previous prime is 51045023. The next prime is 51045079. The reversal of 51045037 is 73054015.

51045037 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43283241 + 7761796 = 6579^2 + 2786^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51045037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51045637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25522518 + 25522519.

It is an arithmetic number, because the mean of its divisors is an integer number (25522519).

Almost surely, 2^51045037 is an apocalyptic number.

It is an amenable number.

51045037 is a deficient number, since it is larger than the sum of its proper divisors (1).

51045037 is an equidigital number, since it uses as much as digits as its factorization.

51045037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 51045037 is about 7144.5809534220. The cubic root of 51045037 is about 370.9521059545.

The spelling of 51045037 in words is "fifty-one million, forty-five thousand, thirty-seven".