1152143212165 has 8 divisors (see below), whose sum is σ = 1508260205088. Its totient is φ = 837922336080.

The previous prime is 1152143212123. The next prime is 1152143212183. The reversal of 1152143212165 is 5612123412511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1152143212165 - 2¹³ = 1152143203973 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1152143212165.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10474029147 + ... + 10474029256.

It is an arithmetic number, because the mean of its divisors is an integer number (188532525636).

Almost surely, 2^{1152143212165} is an apocalyptic number.

It is an amenable number.

1152143212165 is a deficient number, since it is larger than the sum of its proper divisors (356116992923).

1152143212165 is a wasteful number, since it uses less digits than its factorization.

1152143212165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20948058419.

The product of its digits is 14400, while the sum is 34.

Adding to 1152143212165 its reverse (5612123412511), we get a palindrome (6764266624676).

The spelling of 1152143212165 in words is "one trillion, one hundred fifty-two billion, one hundred forty-three million, two hundred twelve thousand, one hundred sixty-five".