4005231134 has 4 divisors (see below), whose sum is σ = 6007846704. Its totient is φ = 2002615566.

The previous prime is 4005231121. The next prime is 4005231137. The reversal of 4005231134 is 4311325004.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4005231137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001307782 + ... + 1001307785.

It is an arithmetic number, because the mean of its divisors is an integer number (1501961676).

Almost surely, 2^4005231134 is an apocalyptic number.

4005231134 is a deficient number, since it is larger than the sum of its proper divisors (2002615570).

4005231134 is a wasteful number, since it uses less digits than its factorization.

4005231134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2002615569.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 4005231134 is about 63286.8954365752. The cubic root of 4005231134 is about 1588.0927428297.

Adding to 4005231134 its reverse (4311325004), we get a palindrome (8316556138).

The spelling of 4005231134 in words is "four billion, five million, two hundred thirty-one thousand, one hundred thirty-four".