4003985134 has 16 divisors (see below), whose sum is σ = 6200925696. Its totient is φ = 1937779200.

The previous prime is 4003985101. The next prime is 4003985149. The reversal of 4003985134 is 4315893004.

It is a junction number, because it is equal to n+sod(n) for n = 4003985093 and 4003985102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181827 + ... + 202654.

It is an arithmetic number, because the mean of its divisors is an integer number (387557856).

Almost surely, 2^4003985134 is an apocalyptic number.

4003985134 is a deficient number, since it is larger than the sum of its proper divisors (2196940562).

4003985134 is a wasteful number, since it uses less digits than its factorization.

4003985134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384651.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 4003985134 is about 63277.0506107862. The cubic root of 4003985134 is about 1587.9280441544.

The spelling of 4003985134 in words is "four billion, three million, nine hundred eighty-five thousand, one hundred thirty-four".