1234553231541 has 24 divisors (see below), whose sum is σ = 1914872438784. Its totient is φ = 705438659520.

The previous prime is 1234553231533. The next prime is 1234553231599. The reversal of 1234553231541 is 1451323554321.

It is not a de Polignac number, because 1234553231541 - 2³ = 1234553231533 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1234553231541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1234553230541) 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, 6071481 + ... + 6271521.

It is an arithmetic number, because the mean of its divisors is an integer number (79786351616).

Almost surely, 2^{1234553231541} is an apocalyptic number.

It is an amenable number.

1234553231541 is a deficient number, since it is larger than the sum of its proper divisors (680319207243).

1234553231541 is a wasteful number, since it uses less digits than its factorization.

1234553231541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242041 (or 242034 counting only the distinct ones).

The product of its digits is 216000, while the sum is 39.

Adding to 1234553231541 its reverse (1451323554321), we get a palindrome (2685876785862).

The spelling of 1234553231541 in words is "one trillion, two hundred thirty-four billion, five hundred fifty-three million, two hundred thirty-one thousand, five hundred forty-one".