1077735457 has 4 divisors (see below), whose sum is σ = 1077827220. Its totient is φ = 1077643696.

The previous prime is 1077735431. The next prime is 1077735469. The reversal of 1077735457 is 7545377701.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 7545377701 = 53 ⋅142365617.

It can be written as a sum of positive squares in 2 ways, for example, as 293231376 + 784504081 = 17124^2 + 28009^2 .

It is a cyclic number.

It is not a de Polignac number, because 1077735457 - 2²³ = 1069346849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1077733457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25138 + ... + 52795.

It is an arithmetic number, because the mean of its divisors is an integer number (269456805).

Almost surely, 2^1077735457 is an apocalyptic number.

It is an amenable number.

1077735457 is a deficient number, since it is larger than the sum of its proper divisors (91763).

1077735457 is an equidigital number, since it uses as much as digits as its factorization.

1077735457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91762.

The product of its (nonzero) digits is 720300, while the sum is 46.

The square root of 1077735457 is about 32828.8814460682. The cubic root of 1077735457 is about 1025.2679710235.

The spelling of 1077735457 in words is "one billion, seventy-seven million, seven hundred thirty-five thousand, four hundred fifty-seven".