124411135440551 has 4 divisors (see below), whose sum is σ = 124493472394704. Its totient is φ = 124328798486400.

The previous prime is 124411135440367. The next prime is 124411135440589. The reversal of 124411135440551 is 155044531114421.

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 124411135440551 - 2²⁶ = 124411068331687 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 124411135440499 and 124411135440508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124411135442551) 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, 41168474810 + ... + 41168477831.

It is an arithmetic number, because the mean of its divisors is an integer number (31123368098676).

Almost surely, 2^{124411135440551} is an apocalyptic number.

124411135440551 is a deficient number, since it is larger than the sum of its proper divisors (82336954153).

124411135440551 is an equidigital number, since it uses as much as digits as its factorization.

124411135440551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82336954152.

The product of its (nonzero) digits is 192000, while the sum is 41.

Adding to 124411135440551 its reverse (155044531114421), we get a palindrome (279455666554972).

The spelling of 124411135440551 in words is "one hundred twenty-four trillion, four hundred eleven billion, one hundred thirty-five million, four hundred forty thousand, five hundred fifty-one".