4135521452 has 24 divisors (see below), whose sum is σ = 7490355600. Its totient is φ = 1995489216.

The previous prime is 4135521433. The next prime is 4135521461. The reversal of 4135521452 is 2541255314.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 269663 + ... + 284585.

It is an arithmetic number, because the mean of its divisors is an integer number (312098150).

Almost surely, 2^4135521452 is an apocalyptic number.

It is an amenable number.

4135521452 is a deficient number, since it is larger than the sum of its proper divisors (3354834148).

4135521452 is a wasteful number, since it uses less digits than its factorization.

4135521452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17345 (or 17343 counting only the distinct ones).

The product of its digits is 24000, while the sum is 32.

The square root of 4135521452 is about 64308.0201219101. The cubic root of 4135521452 is about 1605.1295595830.

Adding to 4135521452 its reverse (2541255314), we get a palindrome (6676776766).

The spelling of 4135521452 in words is "four billion, one hundred thirty-five million, five hundred twenty-one thousand, four hundred fifty-two".