45615847 has 2 divisors, whose sum is σ = 45615848. Its totient is φ = 45615846.

The previous prime is 45615841. The next prime is 45615851. The reversal of 45615847 is 74851654.

45615847 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45615847 - 2¹⁹ = 45091559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45615841) 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, 22807923 + 22807924.

It is an arithmetic number, because the mean of its divisors is an integer number (22807924).

Almost surely, 2^45615847 is an apocalyptic number.

45615847 is a deficient number, since it is larger than the sum of its proper divisors (1).

45615847 is an equidigital number, since it uses as much as digits as its factorization.

45615847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 134400, while the sum is 40.

The square root of 45615847 is about 6753.9504736117. The cubic root of 45615847 is about 357.3045783470.

The spelling of 45615847 in words is "forty-five million, six hundred fifteen thousand, eight hundred forty-seven".