4540131265 has 16 divisors (see below), whose sum is σ = 5770593360. Its totient is φ = 3417292800.

The previous prime is 4540131247. The next prime is 4540131283. The reversal of 4540131265 is 5621310454.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4540131247) and next prime (4540131283).

It can be written as a sum of positive squares in 8 ways, for example, as 501401664 + 4038729601 = 22392^2 + 63551^2 .

It is not a de Polignac number, because 4540131265 - 2²⁹ = 4003260353 is a prime.

It is a super-2 number, since 2×4540131265² = 41225583806861000450, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 308065 + ... + 322465.

It is an arithmetic number, because the mean of its divisors is an integer number (360662085).

Almost surely, 2^4540131265 is an apocalyptic number.

It is an amenable number.

4540131265 is a deficient number, since it is larger than the sum of its proper divisors (1230462095).

4540131265 is a wasteful number, since it uses less digits than its factorization.

4540131265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18132.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 4540131265 is about 67380.4961765643. The cubic root of 4540131265 is about 1655.8569039043.

The spelling of 4540131265 in words is "four billion, five hundred forty million, one hundred thirty-one thousand, two hundred sixty-five".