1147381347 has 8 divisors (see below), whose sum is σ = 1748390656. Its totient is φ = 655646472.

The previous prime is 1147381327. The next prime is 1147381363. The reversal of 1147381347 is 7431837411.

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

It is not a de Polignac number, because 1147381347 - 2⁷ = 1147381219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1147381307) 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, 27318583 + ... + 27318624.

It is an arithmetic number, because the mean of its divisors is an integer number (218548832).

Almost surely, 2^1147381347 is an apocalyptic number.

1147381347 is a deficient number, since it is larger than the sum of its proper divisors (601009309).

1147381347 is an equidigital number, since it uses as much as digits as its factorization.

1147381347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54637217.

The product of its digits is 56448, while the sum is 39.

The square root of 1147381347 is about 33873.0179789165. The cubic root of 1147381347 is about 1046.8937211557.

The spelling of 1147381347 in words is "one billion, one hundred forty-seven million, three hundred eighty-one thousand, three hundred forty-seven".