1126241565 has 16 divisors (see below), whose sum is σ = 1805760000. Its totient is φ = 599404352.

The previous prime is 1126241521. The next prime is 1126241569. The reversal of 1126241565 is 5651426211.

It is a cyclic number.

It is not a de Polignac number, because 1126241565 - 2⁸ = 1126241309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126241569) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71190 + ... + 85559.

It is an arithmetic number, because the mean of its divisors is an integer number (112860000).

Almost surely, 2^1126241565 is an apocalyptic number.

1126241565 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1126241565 is a deficient number, since it is larger than the sum of its proper divisors (679518435).

1126241565 is a wasteful number, since it uses less digits than its factorization.

1126241565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157236.

The product of its digits is 14400, while the sum is 33.

The square root of 1126241565 is about 33559.5227171067. The cubic root of 1126241565 is about 1040.4243722378.

Adding to 1126241565 its reverse (5651426211), we get a palindrome (6777667776).

The spelling of 1126241565 in words is "one billion, one hundred twenty-six million, two hundred forty-one thousand, five hundred sixty-five".