2530331501 has 4 divisors (see below), whose sum is σ = 2548801212. Its totient is φ = 2511861792.

The previous prime is 2530331429. The next prime is 2530331509. The reversal of 2530331501 is 1051330352.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2111310601 + 419020900 = 45949^2 + 20470^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2530331501 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 (2530331509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9234650 + ... + 9234923.

It is an arithmetic number, because the mean of its divisors is an integer number (637200303).

Almost surely, 2^2530331501 is an apocalyptic number.

It is an amenable number.

2530331501 is a deficient number, since it is larger than the sum of its proper divisors (18469711).

2530331501 is a wasteful number, since it uses less digits than its factorization.

2530331501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18469710.

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 2530331501 is about 50302.4005490792. The cubic root of 2530331501 is about 1362.6755828597.

Adding to 2530331501 its reverse (1051330352), we get a palindrome (3581661853).

The spelling of 2530331501 in words is "two billion, five hundred thirty million, three hundred thirty-one thousand, five hundred one".