1164026142 has 48 divisors (see below), whose sum is σ = 2742612912. Its totient is φ = 355311360.

The previous prime is 1164026141. The next prime is 1164026147. The reversal of 1164026142 is 2416204611.

1164026142 is a `hidden beast` number, since 1 + 1 + 6 + 40 + 2 + 614 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1164026141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40084 + ... + 62727.

It is an arithmetic number, because the mean of its divisors is an integer number (57137769).

Almost surely, 2^1164026142 is an apocalyptic number.

1164026142 is an abundant number, since it is smaller than the sum of its proper divisors (1578586770).

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

1164026142 is a wasteful number, since it uses less digits than its factorization.

1164026142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102873 (or 102870 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 1164026142 is about 34117.8273341079. The cubic root of 1164026142 is about 1051.9317852273.

The spelling of 1164026142 in words is "one billion, one hundred sixty-four million, twenty-six thousand, one hundred forty-two".