415945147 has 2 divisors, whose sum is σ = 415945148. Its totient is φ = 415945146.

The previous prime is 415945141. The next prime is 415945151. The reversal of 415945147 is 741549514.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-415945147 is a prime.

It is not a weakly prime, because it can be changed into another prime (415945141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 207972573 + 207972574.

It is an arithmetic number, because the mean of its divisors is an integer number (207972574).

Almost surely, 2^415945147 is an apocalyptic number.

415945147 is a deficient number, since it is larger than the sum of its proper divisors (1).

415945147 is an equidigital number, since it uses as much as digits as its factorization.

415945147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 100800, while the sum is 40.

The square root of 415945147 is about 20394.7333152459. The cubic root of 415945147 is about 746.4694191144.

The spelling of 415945147 in words is "four hundred fifteen million, nine hundred forty-five thousand, one hundred forty-seven".