4045111631 has 16 divisors (see below), whose sum is σ = 4698570240. Its totient is φ = 3441694080.

The previous prime is 4045111627. The next prime is 4045111639. The reversal of 4045111631 is 1361115404.

4045111631 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4045111631 - 2² = 4045111627 is a prime.

It is a super-3 number, since 3×4045111631³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4045111631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4045111639) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26951 + ... + 93896.

It is an arithmetic number, because the mean of its divisors is an integer number (293660640).

Almost surely, 2^4045111631 is an apocalyptic number.

4045111631 is a deficient number, since it is larger than the sum of its proper divisors (653458609).

4045111631 is a wasteful number, since it uses less digits than its factorization.

4045111631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121054.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 4045111631 is about 63601.1920564387. The cubic root of 4045111631 is about 1593.3462786374.

The spelling of 4045111631 in words is "four billion, forty-five million, one hundred eleven thousand, six hundred thirty-one".