4315121541 has 6 divisors (see below), whose sum is σ = 6232953350. Its totient is φ = 2876747688.

The previous prime is 4315121519. The next prime is 4315121557. The reversal of 4315121541 is 1451215134.

It can be written as a sum of positive squares in only one way, i.e., 3428570916 + 886550625 = 58554^2 + 29775^2 .

It is not a de Polignac number, because 4315121541 - 2¹⁰ = 4315120517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4315121501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 239728966 + ... + 239728983.

Almost surely, 2^4315121541 is an apocalyptic number.

It is an amenable number.

4315121541 is a deficient number, since it is larger than the sum of its proper divisors (1917831809).

4315121541 is a wasteful number, since it uses less digits than its factorization.

4315121541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479457955 (or 479457952 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

The square root of 4315121541 is about 65689.5847223896. The cubic root of 4315121541 is about 1628.0372753802.

Adding to 4315121541 its reverse (1451215134), we get a palindrome (5766336675).

The spelling of 4315121541 in words is "four billion, three hundred fifteen million, one hundred twenty-one thousand, five hundred forty-one".