1079726731801 has 9 divisors (see below), whose sum is σ = 1118273758303. Its totient is φ = 1042465680760.

The previous prime is 1079726731723. The next prime is 1079726731819. The reversal of 1079726731801 is 1081376279701.

The square root of 1079726731801 is 1039099.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 566182507401 + 513544224400 = 752451^2 + 716620^2 .

It is not a de Polignac number, because 1079726731801 - 2⁹ = 1079726731289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1079726731841) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 30115956 + ... + 30151786.

Almost surely, 2^{1079726731801} is an apocalyptic number.

1079726731801 is the 1039099-th square number.

1079726731801 is the 519550-th centered octagonal number.

It is an amenable number.

1079726731801 is a deficient number, since it is larger than the sum of its proper divisors (38547026502).

1079726731801 is an frugal number, since it uses more digits than its factorization.

1079726731801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71720 (or 35860 counting only the distinct ones).

The product of its (nonzero) digits is 889056, while the sum is 52.

The spelling of 1079726731801 in words is "one trillion, seventy-nine billion, seven hundred twenty-six million, seven hundred thirty-one thousand, eight hundred one".