1112153551 has 4 divisors (see below), whose sum is σ = 1148029504. Its totient is φ = 1076277600.

The previous prime is 1112153513. The next prime is 1112153561. The reversal of 1112153551 is 1553512111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1553512111 = 16987 ⋅91453.

It is a cyclic number.

It is not a de Polignac number, because 1112153551 - 2²³ = 1103764943 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 (1112153561) 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, 17937930 + ... + 17937991.

It is an arithmetic number, because the mean of its divisors is an integer number (287007376).

Almost surely, 2^1112153551 is an apocalyptic number.

1112153551 is a deficient number, since it is larger than the sum of its proper divisors (35875953).

1112153551 is an equidigital number, since it uses as much as digits as its factorization.

1112153551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35875952.

The product of its digits is 750, while the sum is 25.

The square root of 1112153551 is about 33348.9662658380. The cubic root of 1112153551 is about 1036.0679777178.

Adding to 1112153551 its reverse (1553512111), we get a palindrome (2665665662).

The spelling of 1112153551 in words is "one billion, one hundred twelve million, one hundred fifty-three thousand, five hundred fifty-one".