1126497457 has 8 divisors (see below), whose sum is σ = 1172174976. Its totient is φ = 1081724592.

The previous prime is 1126497397. The next prime is 1126497481. The reversal of 1126497457 is 7547946211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1126497457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1126497557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223623 + ... + 228604.

It is an arithmetic number, because the mean of its divisors is an integer number (146521872).

Almost surely, 2^1126497457 is an apocalyptic number.

It is an amenable number.

1126497457 is a deficient number, since it is larger than the sum of its proper divisors (45677519).

1126497457 is an equidigital number, since it uses as much as digits as its factorization.

1126497457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452327.

The product of its digits is 423360, while the sum is 46.

The square root of 1126497457 is about 33563.3350100970. The cubic root of 1126497457 is about 1040.5031641301.

The spelling of 1126497457 in words is "one billion, one hundred twenty-six million, four hundred ninety-seven thousand, four hundred fifty-seven".