242134253541 has 24 divisors (see below), whose sum is σ = 364352526720. Its totient is φ = 154816430400.

The previous prime is 242134253519. The next prime is 242134253549. The reversal of 242134253541 is 145352431242.

It is a happy number.

242134253541 is a `hidden beast` number, since 2 + 4 + 21 + 3 + 42 + 53 + 541 = 666.

It is not a de Polignac number, because 242134253541 - 2¹¹ = 242134251493 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 242134253496 and 242134253505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242134253549) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5539165 + ... + 5582706.

It is an arithmetic number, because the mean of its divisors is an integer number (15181355280).

Almost surely, 2^242134253541 is an apocalyptic number.

It is an amenable number.

242134253541 is a deficient number, since it is larger than the sum of its proper divisors (122218273179).

242134253541 is a wasteful number, since it uses less digits than its factorization.

242134253541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11121977 (or 11121974 counting only the distinct ones).

The product of its digits is 115200, while the sum is 36.

Adding to 242134253541 its reverse (145352431242), we get a palindrome (387486684783).

The spelling of 242134253541 in words is "two hundred forty-two billion, one hundred thirty-four million, two hundred fifty-three thousand, five hundred forty-one".