1111877424551 has 2 divisors, whose sum is σ = 1111877424552. Its totient is φ = 1111877424550.

The previous prime is 1111877424533. The next prime is 1111877424571. The reversal of 1111877424551 is 1554247781111.

It is a weak prime.

It is an emirp because it is prime and its reverse (1554247781111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1111877424551 - 2⁶ = 1111877424487 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 1111877424496 and 1111877424505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111877424521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555938712275 + 555938712276.

It is an arithmetic number, because the mean of its divisors is an integer number (555938712276).

Almost surely, 2^{1111877424551} is an apocalyptic number.

1111877424551 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111877424551 is an equidigital number, since it uses as much as digits as its factorization.

1111877424551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 313600, while the sum is 47.

The spelling of 1111877424551 in words is "one trillion, one hundred eleven billion, eight hundred seventy-seven million, four hundred twenty-four thousand, five hundred fifty-one".