1123414551 has 12 divisors (see below), whose sum is σ = 1854525712. Its totient is φ = 641951136.

The previous prime is 1123414547. The next prime is 1123414559. The reversal of 1123414551 is 1554143211.

It is not a de Polignac number, because 1123414551 - 2² = 1123414547 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 (1123414559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8915926 + ... + 8916051.

Almost surely, 2^1123414551 is an apocalyptic number.

1123414551 is a deficient number, since it is larger than the sum of its proper divisors (731111161).

1123414551 is a wasteful number, since it uses less digits than its factorization.

1123414551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17831990 (or 17831987 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

The square root of 1123414551 is about 33517.3768514184. The cubic root of 1123414551 is about 1039.5531089710.

Adding to 1123414551 its reverse (1554143211), we get a palindrome (2677557762).

The spelling of 1123414551 in words is "one billion, one hundred twenty-three million, four hundred fourteen thousand, five hundred fifty-one".