1163964192 has 48 divisors (see below), whose sum is σ = 3153975552. Its totient is φ = 375471360.

The previous prime is 1163964181. The next prime is 1163964199. The reversal of 1163964192 is 2914693611.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (1163964199) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 192583 + ... + 198534.

It is an arithmetic number, because the mean of its divisors is an integer number (65707824).

Almost surely, 2^1163964192 is an apocalyptic number.

1163964192 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1163964192 is an abundant number, since it is smaller than the sum of its proper divisors (1990011360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1163964192 is a wasteful number, since it uses less digits than its factorization.

1163964192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391161 (or 391153 counting only the distinct ones).

The product of its digits is 69984, while the sum is 42.

The square root of 1163964192 is about 34116.9194388942. The cubic root of 1163964192 is about 1051.9131234671.

It can be divided in two parts, 1163 and 964192, that added together give a triangular number (965355 = T₁₃₈₉).

The spelling of 1163964192 in words is "one billion, one hundred sixty-three million, nine hundred sixty-four thousand, one hundred ninety-two".