4001242134 has 16 divisors (see below), whose sum is σ = 8028554688. Its totient is φ = 1329402312.

The previous prime is 4001242109. The next prime is 4001242151. The reversal of 4001242134 is 4312421004.

It is a super-2 number, since 2×4001242134² = 32019877229793747912, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4001242134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1084272 + ... + 1087955.

It is an arithmetic number, because the mean of its divisors is an integer number (501784668).

Almost surely, 2^4001242134 is an apocalyptic number.

4001242134 is an abundant number, since it is smaller than the sum of its proper divisors (4027312554).

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

4001242134 is a wasteful number, since it uses less digits than its factorization.

4001242134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2172539.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 4001242134 is about 63255.3723726293. The cubic root of 4001242134 is about 1587.5653486977.

Adding to 4001242134 its reverse (4312421004), we get a palindrome (8313663138).

The spelling of 4001242134 in words is "four billion, one million, two hundred forty-two thousand, one hundred thirty-four".