1126162551 has 16 divisors (see below), whose sum is σ = 1517757696. Its totient is φ = 742687296.

The previous prime is 1126162519. The next prime is 1126162553. The reversal of 1126162551 is 1552616211.

It is not a de Polignac number, because 1126162551 - 2⁵ = 1126162519 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126162553) 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 15 ways as a sum of consecutive naturals, for example, 469411 + ... + 471803.

It is an arithmetic number, because the mean of its divisors is an integer number (94859856).

Almost surely, 2^1126162551 is an apocalyptic number.

1126162551 is a deficient number, since it is larger than the sum of its proper divisors (391595145).

1126162551 is a wasteful number, since it uses less digits than its factorization.

1126162551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4022.

The product of its digits is 3600, while the sum is 30.

The square root of 1126162551 is about 33558.3454747102. The cubic root of 1126162551 is about 1040.4000405679.

Adding to 1126162551 its reverse (1552616211), we get a palindrome (2678778762).

The spelling of 1126162551 in words is "one billion, one hundred twenty-six million, one hundred sixty-two thousand, five hundred fifty-one".