1053726161 has 2 divisors, whose sum is σ = 1053726162. Its totient is φ = 1053726160.

The previous prime is 1053726151. The next prime is 1053726241. The reversal of 1053726161 is 1616273501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1052613136 + 1113025 = 32444^2 + 1055^2 .

It is a cyclic number.

It is not a de Polignac number, because 1053726161 - 2¹⁰ = 1053725137 is a prime.

It is a super-3 number, since 3×1053726161³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (1053726131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526863080 + 526863081.

It is an arithmetic number, because the mean of its divisors is an integer number (526863081).

Almost surely, 2^1053726161 is an apocalyptic number.

It is an amenable number.

1053726161 is a deficient number, since it is larger than the sum of its proper divisors (1).

1053726161 is an equidigital number, since it uses as much as digits as its factorization.

1053726161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 1053726161 is about 32461.1484855358. The cubic root of 1053726161 is about 1017.5972410370.

Adding to 1053726161 its reverse (1616273501), we get a palindrome (2669999662).

The spelling of 1053726161 in words is "one billion, fifty-three million, seven hundred twenty-six thousand, one hundred sixty-one".