45303857 has 2 divisors, whose sum is σ = 45303858. Its totient is φ = 45303856.

The previous prime is 45303833. The next prime is 45303889. The reversal of 45303857 is 75830354.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41267776 + 4036081 = 6424^2 + 2009^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45303857 is a prime.

It is not a weakly prime, because it can be changed into another prime (45303157) 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, 22651928 + 22651929.

It is an arithmetic number, because the mean of its divisors is an integer number (22651929).

Almost surely, 2^45303857 is an apocalyptic number.

It is an amenable number.

45303857 is a deficient number, since it is larger than the sum of its proper divisors (1).

45303857 is an equidigital number, since it uses as much as digits as its factorization.

45303857 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 45303857 is about 6730.8139923786. The cubic root of 45303857 is about 356.4881181426.

The spelling of 45303857 in words is "forty-five million, three hundred three thousand, eight hundred fifty-seven".