541154531201451 has 4 divisors (see below), whose sum is σ = 721539374935272. Its totient is φ = 360769687467632.

The previous prime is 541154531201443. The next prime is 541154531201579. The reversal of 541154531201451 is 154102135451145.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 541154531201451 - 2³ = 541154531201443 is a prime.

It is not an unprimeable number, because it can be changed into a prime (541154531209451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90192421866906 + ... + 90192421866911.

It is an arithmetic number, because the mean of its divisors is an integer number (180384843733818).

Almost surely, 2^{541154531201451} is an apocalyptic number.

541154531201451 is a deficient number, since it is larger than the sum of its proper divisors (180384843733821).

541154531201451 is a wasteful number, since it uses less digits than its factorization.

541154531201451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180384843733820.

The product of its (nonzero) digits is 240000, while the sum is 42.

Adding to 541154531201451 its reverse (154102135451145), we get a palindrome (695256666652596).

The spelling of 541154531201451 in words is "five hundred forty-one trillion, one hundred fifty-four billion, five hundred thirty-one million, two hundred one thousand, four hundred fifty-one".