1163162005 has 32 divisors (see below), whose sum is σ = 1491130368. Its totient is φ = 869529600.

The previous prime is 1163161919. The next prime is 1163162023. The reversal of 1163162005 is 5002613611.

It is not a de Polignac number, because 1163162005 - 2¹⁵ = 1163129237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 653677 + ... + 655453.

It is an arithmetic number, because the mean of its divisors is an integer number (46597824).

Almost surely, 2^1163162005 is an apocalyptic number.

It is an amenable number.

1163162005 is a deficient number, since it is larger than the sum of its proper divisors (327968363).

1163162005 is a wasteful number, since it uses less digits than its factorization.

1163162005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1957.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 1163162005 is about 34105.1609730844. The cubic root of 1163162005 is about 1051.6714135804.

Adding to 1163162005 its reverse (5002613611), we get a palindrome (6165775616).

The spelling of 1163162005 in words is "one billion, one hundred sixty-three million, one hundred sixty-two thousand, five".