45387037 has 2 divisors, whose sum is σ = 45387038. Its totient is φ = 45387036.

The previous prime is 45387031. The next prime is 45387047. The reversal of 45387037 is 73078354.

45387037 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., 42328036 + 3059001 = 6506^2 + 1749^2 .

It is a cyclic number.

It is not a de Polignac number, because 45387037 - 2⁷ = 45386909 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45386987 and 45387005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45387031) 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, 22693518 + 22693519.

It is an arithmetic number, because the mean of its divisors is an integer number (22693519).

Almost surely, 2^45387037 is an apocalyptic number.

It is an amenable number.

45387037 is a deficient number, since it is larger than the sum of its proper divisors (1).

45387037 is an equidigital number, since it uses as much as digits as its factorization.

45387037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70560, while the sum is 37.

The square root of 45387037 is about 6736.9902033475. The cubic root of 45387037 is about 356.7061610364.

It can be divided in two parts, 4 and 5387037, that added together give a square (5387041 = 2321²).

The spelling of 45387037 in words is "forty-five million, three hundred eighty-seven thousand, thirty-seven".