1126169155 has 8 divisors (see below), whose sum is σ = 1352024784. Its totient is φ = 900520800.

The previous prime is 1126169153. The next prime is 1126169173. The reversal of 1126169155 is 5519616211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1126169155 - 2¹ = 1126169153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1126169153) 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 7 ways as a sum of consecutive naturals, for example, 39601 + ... + 61810.

It is an arithmetic number, because the mean of its divisors is an integer number (169003098).

Almost surely, 2^1126169155 is an apocalyptic number.

1126169155 is a deficient number, since it is larger than the sum of its proper divisors (225855629).

1126169155 is a wasteful number, since it uses less digits than its factorization.

1126169155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103637.

The product of its digits is 16200, while the sum is 37.

The square root of 1126169155 is about 33558.4438703585. The cubic root of 1126169155 is about 1040.4020742555.

It can be divided in two parts, 112616 and 9155, that added together give a triangular number (121771 = T₄₉₃).

The spelling of 1126169155 in words is "one billion, one hundred twenty-six million, one hundred sixty-nine thousand, one hundred fifty-five".