542025273541 has 2 divisors, whose sum is σ = 542025273542. Its totient is φ = 542025273540.

The previous prime is 542025273527. The next prime is 542025273577. The reversal of 542025273541 is 145372520245.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 512562924225 + 29462349316 = 715935^2 + 171646^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-542025273541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 542025273494 and 542025273503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542025273511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271012636770 + 271012636771.

It is an arithmetic number, because the mean of its divisors is an integer number (271012636771).

Almost surely, 2^542025273541 is an apocalyptic number.

It is an amenable number.

542025273541 is a deficient number, since it is larger than the sum of its proper divisors (1).

542025273541 is an equidigital number, since it uses as much as digits as its factorization.

542025273541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336000, while the sum is 40.

Adding to 542025273541 its reverse (145372520245), we get a palindrome (687397793786).

The spelling of 542025273541 in words is "five hundred forty-two billion, twenty-five million, two hundred seventy-three thousand, five hundred forty-one".