1126011457 has 2 divisors, whose sum is σ = 1126011458. Its totient is φ = 1126011456.

The previous prime is 1126011427. The next prime is 1126011479. The reversal of 1126011457 is 7541106211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 840942001 + 285069456 = 28999^2 + 16884^2 .

It is a cyclic number.

It is not a de Polignac number, because 1126011457 - 2⁷ = 1126011329 is a prime.

It is not a weakly prime, because it can be changed into another prime (1126011407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 563005728 + 563005729.

It is an arithmetic number, because the mean of its divisors is an integer number (563005729).

Almost surely, 2^1126011457 is an apocalyptic number.

It is an amenable number.

1126011457 is a deficient number, since it is larger than the sum of its proper divisors (1).

1126011457 is an equidigital number, since it uses as much as digits as its factorization.

1126011457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 28.

The square root of 1126011457 is about 33556.0941857064. The cubic root of 1126011457 is about 1040.3535093235.

Adding to 1126011457 its reverse (7541106211), we get a palindrome (8667117668).

The spelling of 1126011457 in words is "one billion, one hundred twenty-six million, eleven thousand, four hundred fifty-seven".