42435153321541 has 2 divisors, whose sum is σ = 42435153321542. Its totient is φ = 42435153321540.

The previous prime is 42435153321521. The next prime is 42435153321599. The reversal of 42435153321541 is 14512335153424.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39469366476225 + 2965786845316 = 6282465^2 + 1722146^2 .

It is a cyclic number.

It is not a de Polignac number, because 42435153321541 - 2²³ = 42435144932933 is a prime.

It is a super-2 number, since 2×42435153321541² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42435153321511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21217576660770 + 21217576660771.

It is an arithmetic number, because the mean of its divisors is an integer number (21217576660771).

Almost surely, 2^{42435153321541} is an apocalyptic number.

It is an amenable number.

42435153321541 is a deficient number, since it is larger than the sum of its proper divisors (1).

42435153321541 is an equidigital number, since it uses as much as digits as its factorization.

42435153321541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864000, while the sum is 43.

Adding to 42435153321541 its reverse (14512335153424), we get a palindrome (56947488474965).

The spelling of 42435153321541 in words is "forty-two trillion, four hundred thirty-five billion, one hundred fifty-three million, three hundred twenty-one thousand, five hundred forty-one".