1143202551115 has 16 divisors (see below), whose sum is σ = 1407782527200. Its totient is φ = 890850684672.

The previous prime is 1143202551053. The next prime is 1143202551229. The reversal of 1143202551115 is 5111552023411.

It is a cyclic number.

It is not a de Polignac number, because 1143202551115 - 2²⁷ = 1143068333387 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15481050 + ... + 15554719.

It is an arithmetic number, because the mean of its divisors is an integer number (87986407950).

Almost surely, 2^{1143202551115} is an apocalyptic number.

1143202551115 is a deficient number, since it is larger than the sum of its proper divisors (264579976085).

1143202551115 is a wasteful number, since it uses less digits than its factorization.

1143202551115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31035966.

The product of its (nonzero) digits is 6000, while the sum is 31.

Adding to 1143202551115 its reverse (5111552023411), we get a palindrome (6254754574526).

The spelling of 1143202551115 in words is "one trillion, one hundred forty-three billion, two hundred two million, five hundred fifty-one thousand, one hundred fifteen".