1147152878583 has 4 divisors (see below), whose sum is σ = 1529537171448. Its totient is φ = 764768585720.

The previous prime is 1147152878579. The next prime is 1147152878591. The reversal of 1147152878583 is 3858782517411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1147152878583 - 2² = 1147152878579 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1147152878503) 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, 191192146428 + ... + 191192146433.

It is an arithmetic number, because the mean of its divisors is an integer number (382384292862).

Almost surely, 2^{1147152878583} is an apocalyptic number.

1147152878583 is a deficient number, since it is larger than the sum of its proper divisors (382384292865).

1147152878583 is an equidigital number, since it uses as much as digits as its factorization.

1147152878583 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382384292864.

The product of its digits is 15052800, while the sum is 60.

The spelling of 1147152878583 in words is "one trillion, one hundred forty-seven billion, one hundred fifty-two million, eight hundred seventy-eight thousand, five hundred eighty-three".