4145631051 has 16 divisors (see below), whose sum is σ = 5552064000. Its totient is φ = 2751502368.

The previous prime is 4145631043. The next prime is 4145631053. The reversal of 4145631051 is 1501365414.

It is a happy number.

It is not a de Polignac number, because 4145631051 - 2³ = 4145631043 is a prime.

It is a super-2 number, since 2×4145631051² = 34372513622030729202, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4145631053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 750040 + ... + 755546.

It is an arithmetic number, because the mean of its divisors is an integer number (347004000).

Almost surely, 2^4145631051 is an apocalyptic number.

4145631051 is a deficient number, since it is larger than the sum of its proper divisors (1406432949).

4145631051 is a wasteful number, since it uses less digits than its factorization.

4145631051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6578.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 4145631051 is about 64386.5750836306. The cubic root of 4145631051 is about 1606.4364492878.

Adding to 4145631051 its reverse (1501365414), we get a palindrome (5646996465).

The spelling of 4145631051 in words is "four billion, one hundred forty-five million, six hundred thirty-one thousand, fifty-one".