1163164515 has 32 divisors (see below), whose sum is σ = 1961587200. Its totient is φ = 586932480.

The previous prime is 1163164511. The next prime is 1163164517. The reversal of 1163164515 is 5154613611.

It is not a de Polignac number, because 1163164515 - 2² = 1163164511 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1163164511) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 259695 + ... + 264135.

It is an arithmetic number, because the mean of its divisors is an integer number (61299600).

Almost surely, 2^1163164515 is an apocalyptic number.

1163164515 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1163164515 is a deficient number, since it is larger than the sum of its proper divisors (798422685).

1163164515 is a wasteful number, since it uses less digits than its factorization.

1163164515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5387.

The product of its digits is 10800, while the sum is 33.

The square root of 1163164515 is about 34105.1977710143. The cubic root of 1163164515 is about 1051.6721700509.

The spelling of 1163164515 in words is "one billion, one hundred sixty-three million, one hundred sixty-four thousand, five hundred fifteen".