1164692943 has 6 divisors (see below), whose sum is σ = 1682334264. Its totient is φ = 776461956.

The previous prime is 1164692939. The next prime is 1164692953. The reversal of 1164692943 is 3492964611.

It is not a de Polignac number, because 1164692943 - 2² = 1164692939 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1164692953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 64705155 + ... + 64705172.

It is an arithmetic number, because the mean of its divisors is an integer number (280389044).

Almost surely, 2^1164692943 is an apocalyptic number.

1164692943 is a deficient number, since it is larger than the sum of its proper divisors (517641321).

1164692943 is a wasteful number, since it uses less digits than its factorization.

1164692943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129410333 (or 129410330 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 1164692943 is about 34127.5979670413. The cubic root of 1164692943 is about 1052.1326098331.

The spelling of 1164692943 in words is "one billion, one hundred sixty-four million, six hundred ninety-two thousand, nine hundred forty-three".