2540335130 has 8 divisors (see below), whose sum is σ = 4572603252. Its totient is φ = 1016134048.

The previous prime is 2540335117. The next prime is 2540335141. The reversal of 2540335130 is 315330452.

It can be written as a sum of positive squares in 2 ways, for example, as 2421328849 + 119006281 = 49207^2 + 10909^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 2540335130.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127016747 + ... + 127016766.

Almost surely, 2^2540335130 is an apocalyptic number.

2540335130 is a deficient number, since it is larger than the sum of its proper divisors (2032268122).

2540335130 is a wasteful number, since it uses less digits than its factorization.

2540335130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254033520.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 2540335130 is about 50401.7373708486. The cubic root of 2540335130 is about 1364.4689942608.

Adding to 2540335130 its reverse (315330452), we get a palindrome (2855665582).

The spelling of 2540335130 in words is "two billion, five hundred forty million, three hundred thirty-five thousand, one hundred thirty".