143130145515 has 128 divisors (see below), whose sum is σ = 279488102400. Its totient is φ = 61128427008.

The previous prime is 143130145513. The next prime is 143130145523. The reversal of 143130145515 is 515541031341.

It is a happy number.

143130145515 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 143130145515 - 2¹ = 143130145513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (143130145513) 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 127 ways as a sum of consecutive naturals, for example, 73436761 + ... + 73438709.

It is an arithmetic number, because the mean of its divisors is an integer number (2183500800).

Almost surely, 2^143130145515 is an apocalyptic number.

143130145515 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

143130145515 is a deficient number, since it is larger than the sum of its proper divisors (136357956885).

143130145515 is a wasteful number, since it uses less digits than its factorization.

143130145515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2681.

The product of its (nonzero) digits is 18000, while the sum is 33.

Adding to 143130145515 its reverse (515541031341), we get a palindrome (658671176856).

The spelling of 143130145515 in words is "one hundred forty-three billion, one hundred thirty million, one hundred forty-five thousand, five hundred fifteen".