4042531155 has 64 divisors (see below), whose sum is σ = 7064547840. Its totient is φ = 1962095616.

The previous prime is 4042531153. The next prime is 4042531159. The reversal of 4042531155 is 5511352404.

It is not a de Polignac number, because 4042531155 - 2¹ = 4042531153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4042531153) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6530436 + ... + 6531054.

It is an arithmetic number, because the mean of its divisors is an integer number (110383560).

Almost surely, 2^4042531155 is an apocalyptic number.

4042531155 is a deficient number, since it is larger than the sum of its proper divisors (3022016685).

4042531155 is a wasteful number, since it uses less digits than its factorization.

4042531155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1060.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 4042531155 is about 63580.9024393331. The cubic root of 4042531155 is about 1593.0073949994.

Adding to 4042531155 its reverse (5511352404), we get a palindrome (9553883559).

The spelling of 4042531155 in words is "four billion, forty-two million, five hundred thirty-one thousand, one hundred fifty-five".