1121051014551 has 12 divisors (see below), whose sum is σ = 1743857133928. Its totient is φ = 689877547344.

The previous prime is 1121051014547. The next prime is 1121051014579. The reversal of 1121051014551 is 1554101501211.

1121051014551 is a `hidden beast` number, since 1 + 1 + 2 + 1 + 0 + 5 + 101 + 4 + 551 = 666.

It is not a de Polignac number, because 1121051014551 - 2² = 1121051014547 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121051514551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4790816185 + ... + 4790816418.

Almost surely, 2^{1121051014551} is an apocalyptic number.

1121051014551 is a deficient number, since it is larger than the sum of its proper divisors (622806119377).

1121051014551 is a wasteful number, since it uses less digits than its factorization.

1121051014551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9581632622 (or 9581632619 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 27.

Adding to 1121051014551 its reverse (1554101501211), we get a palindrome (2675152515762).

The spelling of 1121051014551 in words is "one trillion, one hundred twenty-one billion, fifty-one million, fourteen thousand, five hundred fifty-one".