147073997 has 8 divisors (see below), whose sum is σ = 168168000. Its totient is φ = 126000864.

The previous prime is 147073967. The next prime is 147074069. The reversal of 147073997 is 799370741.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 147073997 - 2⁶ = 147073933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147073957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15254 + ... + 22952.

It is an arithmetic number, because the mean of its divisors is an integer number (21021000).

Almost surely, 2^147073997 is an apocalyptic number.

It is an amenable number.

147073997 is a deficient number, since it is larger than the sum of its proper divisors (21094003).

147073997 is an equidigital number, since it uses as much as digits as its factorization.

147073997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10435.

The product of its (nonzero) digits is 333396, while the sum is 47.

The square root of 147073997 is about 12127.4068538991. The cubic root of 147073997 is about 527.8517492511.

The spelling of 147073997 in words is "one hundred forty-seven million, seventy-three thousand, nine hundred ninety-seven".