1126411257 has 16 divisors (see below), whose sum is σ = 1631928320. Its totient is φ = 688467600.

The previous prime is 1126411249. The next prime is 1126411271. The reversal of 1126411257 is 7521146211.

It is not a de Polignac number, because 1126411257 - 2³ = 1126411249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1126411217) 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, 316969 + ... + 320502.

It is an arithmetic number, because the mean of its divisors is an integer number (101995520).

Almost surely, 2^1126411257 is an apocalyptic number.

It is an amenable number.

1126411257 is a deficient number, since it is larger than the sum of its proper divisors (505517063).

1126411257 is a wasteful number, since it uses less digits than its factorization.

1126411257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 637524.

The product of its digits is 3360, while the sum is 30.

The square root of 1126411257 is about 33562.0508461566. The cubic root of 1126411257 is about 1040.4766235581.

Adding to 1126411257 its reverse (7521146211), we get a palindrome (8647557468).

The spelling of 1126411257 in words is "one billion, one hundred twenty-six million, four hundred eleven thousand, two hundred fifty-seven".