1946652147 has 12 divisors (see below), whose sum is σ = 3067452024. Its totient is φ = 1179789120.

The previous prime is 1946652139. The next prime is 1946652209. The reversal of 1946652147 is 7412566491.

It is not a de Polignac number, because 1946652147 - 2³ = 1946652139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1946652107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9831478 + ... + 9831675.

It is an arithmetic number, because the mean of its divisors is an integer number (255621002).

Almost surely, 2^1946652147 is an apocalyptic number.

1946652147 is a deficient number, since it is larger than the sum of its proper divisors (1120799877).

1946652147 is a wasteful number, since it uses less digits than its factorization.

1946652147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19663170 (or 19663167 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 1946652147 is about 44120.8810768779. The cubic root of 1946652147 is about 1248.6175964252.

The spelling of 1946652147 in words is "one billion, nine hundred forty-six million, six hundred fifty-two thousand, one hundred forty-seven".