147412917 has 12 divisors (see below), whose sum is σ = 218123724. Its totient is φ = 95878080.

The previous prime is 147412913. The next prime is 147412927. The reversal of 147412917 is 719214741.

It can be written as a sum of positive squares in 2 ways, for example, as 30902481 + 116510436 = 5559^2 + 10794^2 .

It is not a de Polignac number, because 147412917 - 2² = 147412913 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147412913) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 199378 + ... + 200115.

It is an arithmetic number, because the mean of its divisors is an integer number (18176977).

Almost surely, 2^147412917 is an apocalyptic number.

It is an amenable number.

147412917 is a deficient number, since it is larger than the sum of its proper divisors (70710807).

147412917 is a wasteful number, since it uses less digits than its factorization.

147412917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399540 (or 399537 counting only the distinct ones).

The product of its digits is 14112, while the sum is 36.

The square root of 147412917 is about 12141.3721217991. The cubic root of 147412917 is about 528.2569019280.

The spelling of 147412917 in words is "one hundred forty-seven million, four hundred twelve thousand, nine hundred seventeen".