1235163164 has 12 divisors (see below), whose sum is σ = 2161839288. Its totient is φ = 617494800.

The previous prime is 1235163161. The next prime is 1235163173. The reversal of 1235163164 is 4613615321.

It is a self number, because there is not a number n which added to its sum of digits gives 1235163164.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1235163161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18674 + ... + 53094.

It is an arithmetic number, because the mean of its divisors is an integer number (180153274).

Almost surely, 2^1235163164 is an apocalyptic number.

It is an amenable number.

1235163164 is a deficient number, since it is larger than the sum of its proper divisors (926676124).

1235163164 is a wasteful number, since it uses less digits than its factorization.

1235163164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43396 (or 43394 counting only the distinct ones).

The product of its digits is 12960, while the sum is 32.

The square root of 1235163164 is about 35144.8881631454. Note that the first 3 decimals coincide. The cubic root of 1235163164 is about 1072.9383711560.

Adding to 1235163164 its reverse (4613615321), we get a palindrome (5848778485).

The spelling of 1235163164 in words is "one billion, two hundred thirty-five million, one hundred sixty-three thousand, one hundred sixty-four".