1147328141 has 4 divisors (see below), whose sum is σ = 1147484352. Its totient is φ = 1147171932.

The previous prime is 1147328123. The next prime is 1147328191. The reversal of 1147328141 is 1418237411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1147328141 - 2²² = 1143133837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1147328098 and 1147328107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1147328111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66515 + ... + 81968.

It is an arithmetic number, because the mean of its divisors is an integer number (286871088).

Almost surely, 2^1147328141 is an apocalyptic number.

It is an amenable number.

1147328141 is a deficient number, since it is larger than the sum of its proper divisors (156211).

1147328141 is an equidigital number, since it uses as much as digits as its factorization.

1147328141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156210.

The product of its digits is 5376, while the sum is 32.

The square root of 1147328141 is about 33872.2325954461. The cubic root of 1147328141 is about 1046.8775388322.

The spelling of 1147328141 in words is "one billion, one hundred forty-seven million, three hundred twenty-eight thousand, one hundred forty-one".