1079797547 has 4 divisors (see below), whose sum is σ = 1092807240. Its totient is φ = 1066787856.

The previous prime is 1079797519. The next prime is 1079797597. The reversal of 1079797547 is 7457979701.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1079797547 - 2²⁰ = 1078748971 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1079797492 and 1079797501.

It is not an unprimeable number, because it can be changed into a prime (1079797507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6504722 + ... + 6504887.

It is an arithmetic number, because the mean of its divisors is an integer number (273201810).

Almost surely, 2^1079797547 is an apocalyptic number.

1079797547 is a deficient number, since it is larger than the sum of its proper divisors (13009693).

1079797547 is an equidigital number, since it uses as much as digits as its factorization.

1079797547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13009692.

The product of its (nonzero) digits is 3889620, while the sum is 56.

The square root of 1079797547 is about 32860.2730816407. The cubic root of 1079797547 is about 1025.9214547848.

The spelling of 1079797547 in words is "one billion, seventy-nine million, seven hundred ninety-seven thousand, five hundred forty-seven".