4013103042 has 80 divisors (see below), whose sum is σ = 9920450232. Its totient is φ = 1204657920.

The previous prime is 4013103041. The next prime is 4013103049. The reversal of 4013103042 is 2403013104.

It can be written as a sum of positive squares in 4 ways, for example, as 1144536561 + 2868566481 = 33831^2 + 53559^2 .

It is a super-2 number, since 2×4013103042² = 32209992051419307528, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (4013103041) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 63108 + ... + 109584.

Almost surely, 2^4013103042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4013103042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4960225116).

4013103042 is an abundant number, since it is smaller than the sum of its proper divisors (5907347190).

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

4013103042 is a wasteful number, since it uses less digits than its factorization.

4013103042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46545 (or 46536 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 4013103042 is about 63349.0571516262. The cubic root of 4013103042 is about 1589.1324779844.

Adding to 4013103042 its reverse (2403013104), we get a palindrome (6416116146).

The spelling of 4013103042 in words is "four billion, thirteen million, one hundred three thousand, forty-two".