1126497481 has 2 divisors, whose sum is σ = 1126497482. Its totient is φ = 1126497480.

The previous prime is 1126497397. The next prime is 1126497557. The reversal of 1126497481 is 1847946211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 980691856 + 145805625 = 31316^2 + 12075^2 .

It is a cyclic number.

It is not a de Polignac number, because 1126497481 - 2⁷ = 1126497353 is a prime.

It is a super-2 number, since 2×1126497481² = 2537993149398690722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1126497781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 563248740 + 563248741.

It is an arithmetic number, because the mean of its divisors is an integer number (563248741).

Almost surely, 2^1126497481 is an apocalyptic number.

It is an amenable number.

1126497481 is a deficient number, since it is larger than the sum of its proper divisors (1).

1126497481 is an equidigital number, since it uses as much as digits as its factorization.

1126497481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96768, while the sum is 43.

The square root of 1126497481 is about 33563.3353676300. The cubic root of 1126497481 is about 1040.5031715194.

The spelling of 1126497481 in words is "one billion, one hundred twenty-six million, four hundred ninety-seven thousand, four hundred eighty-one".