1141153445551 has 24 divisors (see below), whose sum is σ = 1315477186560. Its totient is φ = 969710920416.

The previous prime is 1141153445507. The next prime is 1141153445561. The reversal of 1141153445551 is 1555443511411.

It is not a de Polignac number, because 1141153445551 - 2⁷ = 1141153445423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141153445561) 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, 87727290 + ... + 87740296.

It is an arithmetic number, because the mean of its divisors is an integer number (54811549440).

Almost surely, 2^{1141153445551} is an apocalyptic number.

1141153445551 is a deficient number, since it is larger than the sum of its proper divisors (174323741009).

1141153445551 is an equidigital number, since it uses as much as digits as its factorization.

1141153445551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13711 (or 13482 counting only the distinct ones).

The product of its digits is 120000, while the sum is 40.

Adding to 1141153445551 its reverse (1555443511411), we get a palindrome (2696596956962).

The spelling of 1141153445551 in words is "one trillion, one hundred forty-one billion, one hundred fifty-three million, four hundred forty-five thousand, five hundred fifty-one".