147343745 has 8 divisors (see below), whose sum is σ = 177104616. Its totient is φ = 117680256.

The previous prime is 147343741. The next prime is 147343747. The reversal of 147343745 is 547343741.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1803649 + 145540096 = 1343^2 + 12064^2 .

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 147343745 - 2² = 147343741 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 147343699 and 147343708.

It is not an unprimeable number, because it can be changed into a prime (147343741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20972 + ... + 27101.

It is an arithmetic number, because the mean of its divisors is an integer number (22138077).

Almost surely, 2^147343745 is an apocalyptic number.

It is an amenable number.

147343745 is a deficient number, since it is larger than the sum of its proper divisors (29760871).

147343745 is an equidigital number, since it uses as much as digits as its factorization.

147343745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48691.

The product of its digits is 141120, while the sum is 38.

The square root of 147343745 is about 12138.5231803544. The cubic root of 147343745 is about 528.1742626223.

The spelling of 147343745 in words is "one hundred forty-seven million, three hundred forty-three thousand, seven hundred forty-five".