1164155 has 8 divisors (see below), whose sum is σ = 1406832. Its totient is φ = 924768.

The previous prime is 1164101. The next prime is 1164173. The reversal of 1164155 is 5514611.

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

It is a cyclic number.

It is not a de Polignac number, because 1164155 - 2⁶ = 1164091 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 1164155.

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, 44 + ... + 1526.

It is an arithmetic number, because the mean of its divisors is an integer number (175854).

2^1164155 is an apocalyptic number.

1164155 is a deficient number, since it is larger than the sum of its proper divisors (242677).

1164155 is a wasteful number, since it uses less digits than its factorization.

1164155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1645.

The product of its digits is 600, while the sum is 23.

The square root of 1164155 is about 1078.9601475495. The cubic root of 1164155 is about 105.1970600170.

Adding to 1164155 its reverse (5514611), we get a palindrome (6678766).

The spelling of 1164155 in words is "one million, one hundred sixty-four thousand, one hundred fifty-five".