4013531042 has 8 divisors (see below), whose sum is σ = 6021464016. Its totient is φ = 2006376372.

The previous prime is 4013531017. The next prime is 4013531057. The reversal of 4013531042 is 2401353104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×4013531042² = 32216862850195211528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4013530999 and 4013531017.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181508 + ... + 202415.

It is an arithmetic number, because the mean of its divisors is an integer number (752683002).

Almost surely, 2^4013531042 is an apocalyptic number.

4013531042 is a deficient number, since it is larger than the sum of its proper divisors (2007932974).

4013531042 is a wasteful number, since it uses less digits than its factorization.

4013531042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389152.

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

The square root of 4013531042 is about 63352.4351702442. The cubic root of 4013531042 is about 1589.1889699738.

Adding to 4013531042 its reverse (2401353104), we get a palindrome (6414884146).

The spelling of 4013531042 in words is "four billion, thirteen million, five hundred thirty-one thousand, forty-two".