1122126265 has 16 divisors (see below), whose sum is σ = 1453712400. Its totient is φ = 826601472.

The previous prime is 1122126241. The next prime is 1122126283. The reversal of 1122126265 is 5626212211.

It can be written as a sum of positive squares in 8 ways, for example, as 21678336 + 1100447929 = 4656^2 + 33173^2 .

It is a cyclic number.

It is not a de Polignac number, because 1122126265 - 2¹³ = 1122118073 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5481 + ... + 47689.

It is an arithmetic number, because the mean of its divisors is an integer number (90857025).

Almost surely, 2^1122126265 is an apocalyptic number.

It is an amenable number.

1122126265 is a deficient number, since it is larger than the sum of its proper divisors (331586135).

1122126265 is a wasteful number, since it uses less digits than its factorization.

1122126265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42636.

The product of its digits is 2880, while the sum is 28.

The square root of 1122126265 is about 33498.1531580474. The cubic root of 1122126265 is about 1039.1555846048.

Adding to 1122126265 its reverse (5626212211), we get a palindrome (6748338476).

The spelling of 1122126265 in words is "one billion, one hundred twenty-two million, one hundred twenty-six thousand, two hundred sixty-five".