537096971161 has 9 divisors (see below), whose sum is σ = 540214171293. Its totient is φ = 533997668160.

The previous prime is 537096971137. The next prime is 537096971167. The reversal of 537096971161 is 161179690735.

The square root of 537096971161 is 732869.

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

It can be written as a sum of positive squares in 4 ways, for example, as 354716727561 + 182380243600 = 595581^2 + 427060^2 .

It is not a de Polignac number, because 537096971161 - 2¹¹ = 537096969113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (537096971167) 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, 132647265 + ... + 132651313.

Almost surely, 2^537096971161 is an apocalyptic number.

537096971161 is the 732869-th square number.

537096971161 is the 366435-th centered octagonal number.

It is an amenable number.

537096971161 is a deficient number, since it is larger than the sum of its proper divisors (3117200132).

537096971161 is an frugal number, since it uses more digits than its factorization.

537096971161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8460 (or 4230 counting only the distinct ones).

The product of its (nonzero) digits is 2143260, while the sum is 55.

The spelling of 537096971161 in words is "five hundred thirty-seven billion, ninety-six million, nine hundred seventy-one thousand, one hundred sixty-one".