1147379903 has 8 divisors (see below), whose sum is σ = 1168162560. Its totient is φ = 1126641880.

The previous prime is 1147379887. The next prime is 1147379911. The reversal of 1147379903 is 3099737411.

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 1147379903 - 2⁴ = 1147379887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1147379603) 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, 43076 + ... + 64422.

It is an arithmetic number, because the mean of its divisors is an integer number (146020320).

Almost surely, 2^1147379903 is an apocalyptic number.

1147379903 is a deficient number, since it is larger than the sum of its proper divisors (20782657).

1147379903 is an equidigital number, since it uses as much as digits as its factorization.

1147379903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22317.

The product of its (nonzero) digits is 142884, while the sum is 44.

The square root of 1147379903 is about 33872.9966640095. The cubic root of 1147379903 is about 1046.8932819773.

The spelling of 1147379903 in words is "one billion, one hundred forty-seven million, three hundred seventy-nine thousand, nine hundred three".