2514540521 has 2 divisors, whose sum is σ = 2514540522. Its totient is φ = 2514540520.

The previous prime is 2514540493. The next prime is 2514540547. The reversal of 2514540521 is 1250454152.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1681410025 + 833130496 = 41005^2 + 28864^2 .

It is a cyclic number.

It is not a de Polignac number, because 2514540521 - 2²² = 2510346217 is a prime.

It is not a weakly prime, because it can be changed into another prime (2514540551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1257270260 + 1257270261.

It is an arithmetic number, because the mean of its divisors is an integer number (1257270261).

Almost surely, 2^2514540521 is an apocalyptic number.

It is an amenable number.

2514540521 is a deficient number, since it is larger than the sum of its proper divisors (1).

2514540521 is an equidigital number, since it uses as much as digits as its factorization.

2514540521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 2514540521 is about 50145.1943958741. The cubic root of 2514540521 is about 1359.8349931368.

Adding to 2514540521 its reverse (1250454152), we get a palindrome (3764994673).

The spelling of 2514540521 in words is "two billion, five hundred fourteen million, five hundred forty thousand, five hundred twenty-one".