45347047 has 2 divisors, whose sum is σ = 45347048. Its totient is φ = 45347046.

The previous prime is 45347033. The next prime is 45347059. The reversal of 45347047 is 74074354.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45347047 - 2¹⁵ = 45314279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45347077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22673523 + 22673524.

It is an arithmetic number, because the mean of its divisors is an integer number (22673524).

Almost surely, 2^45347047 is an apocalyptic number.

45347047 is a deficient number, since it is larger than the sum of its proper divisors (1).

45347047 is an equidigital number, since it uses as much as digits as its factorization.

45347047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47040, while the sum is 34.

The square root of 45347047 is about 6734.0216067369. The cubic root of 45347047 is about 356.6013670111.

The spelling of 45347047 in words is "forty-five million, three hundred forty-seven thousand, forty-seven".