540523621151 has 2 divisors, whose sum is σ = 540523621152. Its totient is φ = 540523621150.

The previous prime is 540523621049. The next prime is 540523621177. The reversal of 540523621151 is 151126325045.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 540523621151 - 2²⁶ = 540456512287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540523621181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270261810575 + 270261810576.

It is an arithmetic number, because the mean of its divisors is an integer number (270261810576).

Almost surely, 2^540523621151 is an apocalyptic number.

540523621151 is a deficient number, since it is larger than the sum of its proper divisors (1).

540523621151 is an equidigital number, since it uses as much as digits as its factorization.

540523621151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36000, while the sum is 35.

Adding to 540523621151 its reverse (151126325045), we get a palindrome (691649946196).

The spelling of 540523621151 in words is "five hundred forty billion, five hundred twenty-three million, six hundred twenty-one thousand, one hundred fifty-one".