1077567265 has 4 divisors (see below), whose sum is σ = 1293080724. Its totient is φ = 862053808.

The previous prime is 1077567259. The next prime is 1077567299. The reversal of 1077567265 is 5627657701.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5627657701 = 89 ⋅63232109.

It can be written as a sum of positive squares in 2 ways, for example, as 534164544 + 543402721 = 23112^2 + 23311^2 .

It is a cyclic number.

It is not a de Polignac number, because 1077567265 - 2⁹ = 1077566753 is a prime.

It is a super-2 number, since 2×1077567265² = 2322302421199160450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107756722 + ... + 107756731.

It is an arithmetic number, because the mean of its divisors is an integer number (323270181).

Almost surely, 2^1077567265 is an apocalyptic number.

It is an amenable number.

1077567265 is a deficient number, since it is larger than the sum of its proper divisors (215513459).

1077567265 is an equidigital number, since it uses as much as digits as its factorization.

1077567265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215513458.

The product of its (nonzero) digits is 617400, while the sum is 46.

The square root of 1077567265 is about 32826.3196992901. The cubic root of 1077567265 is about 1025.2146336172.

The spelling of 1077567265 in words is "one billion, seventy-seven million, five hundred sixty-seven thousand, two hundred sixty-five".