45741947 has 2 divisors, whose sum is σ = 45741948. Its totient is φ = 45741946.

The previous prime is 45741931. The next prime is 45741967. The reversal of 45741947 is 74914754.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45741947 - 2⁴ = 45741931 is a prime.

It is not a weakly prime, because it can be changed into another prime (45741907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22870973 + 22870974.

It is an arithmetic number, because the mean of its divisors is an integer number (22870974).

Almost surely, 2^45741947 is an apocalyptic number.

45741947 is a deficient number, since it is larger than the sum of its proper divisors (1).

45741947 is an equidigital number, since it uses as much as digits as its factorization.

45741947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 141120, while the sum is 41.

The square root of 45741947 is about 6763.2793081463. The cubic root of 45741947 is about 357.6335185172.

The spelling of 45741947 in words is "forty-five million, seven hundred forty-one thousand, nine hundred forty-seven".