1147676345 has 8 divisors (see below), whose sum is σ = 1379035464. Its totient is φ = 916925184.

The previous prime is 1147676339. The next prime is 1147676347. The reversal of 1147676345 is 5436767411.

It can be written as a sum of positive squares in 4 ways, for example, as 202236841 + 945439504 = 14221^2 + 30748^2 .

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 1147676345 - 2¹² = 1147672249 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1147676296 and 1147676305.

It is not an unprimeable number, because it can be changed into a prime (1147676347) 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, 147824 + ... + 155393.

It is an arithmetic number, because the mean of its divisors is an integer number (172379433).

Almost surely, 2^1147676345 is an apocalyptic number.

It is an amenable number.

1147676345 is a deficient number, since it is larger than the sum of its proper divisors (231359119).

1147676345 is an equidigital number, since it uses as much as digits as its factorization.

1147676345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303979.

The product of its digits is 423360, while the sum is 44.

The square root of 1147676345 is about 33877.3721678645. The cubic root of 1147676345 is about 1046.9834341620.

The spelling of 1147676345 in words is "one billion, one hundred forty-seven million, six hundred seventy-six thousand, three hundred forty-five".