1100053457 has 2 divisors, whose sum is σ = 1100053458. Its totient is φ = 1100053456.

The previous prime is 1100053447. The next prime is 1100053511. The reversal of 1100053457 is 7543500011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 553943296 + 546110161 = 23536^2 + 23369^2 .

It is an emirp because it is prime and its reverse (7543500011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1100053457 - 2¹⁸ = 1099791313 is a prime.

It is not a weakly prime, because it can be changed into another prime (1100053447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550026728 + 550026729.

It is an arithmetic number, because the mean of its divisors is an integer number (550026729).

Almost surely, 2^1100053457 is an apocalyptic number.

It is an amenable number.

1100053457 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100053457 is an equidigital number, since it uses as much as digits as its factorization.

1100053457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 1100053457 is about 33167.0537883605. The cubic root of 1100053457 is about 1032.2968371849.

Adding to 1100053457 its reverse (7543500011), we get a palindrome (8643553468).

The spelling of 1100053457 in words is "one billion, one hundred million, fifty-three thousand, four hundred fifty-seven".