1079557 has 4 divisors (see below), whose sum is σ = 1099980. Its totient is φ = 1059136.

The previous prime is 1079539. The next prime is 1079569. The reversal of 1079557 is 7559701.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 772641 + 306916 = 879^2 + 554^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1079557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1079527) 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, 10132 + ... + 10237.

It is an arithmetic number, because the mean of its divisors is an integer number (274995).

2^1079557 is an apocalyptic number.

It is an amenable number.

1079557 is a deficient number, since it is larger than the sum of its proper divisors (20423).

1079557 is an equidigital number, since it uses as much as digits as its factorization.

1079557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20422.

The product of its (nonzero) digits is 11025, while the sum is 34.

The square root of 1079557 is about 1039.0173242059. The cubic root of 1079557 is about 102.5845267461.

The spelling of 1079557 in words is "one million, seventy-nine thousand, five hundred fifty-seven".