2521330601 has 8 divisors (see below), whose sum is σ = 2541072384. Its totient is φ = 2501608480.

The previous prime is 2521330589. The next prime is 2521330621. The reversal of 2521330601 is 1060331252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2521330601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2521330621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 351416 + ... + 358518.

It is an arithmetic number, because the mean of its divisors is an integer number (317634048).

Almost surely, 2^2521330601 is an apocalyptic number.

It is an amenable number.

2521330601 is a deficient number, since it is larger than the sum of its proper divisors (19741783).

2521330601 is a wasteful number, since it uses less digits than its factorization.

2521330601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9831.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 2521330601 is about 50212.8529462328. The cubic root of 2521330601 is about 1361.0578924703.

Adding to 2521330601 its reverse (1060331252), we get a palindrome (3581661853).

The spelling of 2521330601 in words is "two billion, five hundred twenty-one million, three hundred thirty thousand, six hundred one".