1155071999283 has 4 divisors (see below), whose sum is σ = 1540095999048. Its totient is φ = 770047999520.

The previous prime is 1155071999273. The next prime is 1155071999297. The reversal of 1155071999283 is 3829991705511.

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 1155071999283 - 2¹⁴ = 1155071982899 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1155071999203) 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, 192511999878 + ... + 192511999883.

It is an arithmetic number, because the mean of its divisors is an integer number (385023999762).

Almost surely, 2^{1155071999283} is an apocalyptic number.

1155071999283 is a deficient number, since it is larger than the sum of its proper divisors (385023999765).

1155071999283 is an equidigital number, since it uses as much as digits as its factorization.

1155071999283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385023999764.

The product of its (nonzero) digits is 6123600, while the sum is 60.

The spelling of 1155071999283 in words is "one trillion, one hundred fifty-five billion, seventy-one million, nine hundred ninety-nine thousand, two hundred eighty-three".