537161893 has 8 divisors (see below), whose sum is σ = 569477120. Its totient is φ = 505783440.

The previous prime is 537161887. The next prime is 537161897. The reversal of 537161893 is 398161735.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-537161893 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 (537161897) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 233013 + ... + 235306.

It is an arithmetic number, because the mean of its divisors is an integer number (71184640).

Almost surely, 2^537161893 is an apocalyptic number.

It is an amenable number.

537161893 is a deficient number, since it is larger than the sum of its proper divisors (32315227).

537161893 is a wasteful number, since it uses less digits than its factorization.

537161893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468387.

The product of its digits is 136080, while the sum is 43.

The square root of 537161893 is about 23176.7532885864. The cubic root of 537161893 is about 812.8961472704.

The spelling of 537161893 in words is "five hundred thirty-seven million, one hundred sixty-one thousand, eight hundred ninety-three".