2106573537 has 8 divisors (see below), whose sum is σ = 2809104480. Its totient is φ = 1404212480.

The previous prime is 2106573527. The next prime is 2106573551. The reversal of 2106573537 is 7353756012.

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

It is a cyclic number.

It is not a de Polignac number, because 2106573537 - 2¹⁰ = 2106572513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2106573495 and 2106573504.

It is not an unprimeable number, because it can be changed into a prime (2106573527) 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, 9987 + ... + 65672.

It is an arithmetic number, because the mean of its divisors is an integer number (351138060).

Almost surely, 2^2106573537 is an apocalyptic number.

It is an amenable number.

2106573537 is a deficient number, since it is larger than the sum of its proper divisors (702530943).

2106573537 is an equidigital number, since it uses as much as digits as its factorization.

2106573537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84943.

The product of its (nonzero) digits is 132300, while the sum is 39.

The square root of 2106573537 is about 45897.4240780460. The cubic root of 2106573537 is about 1281.9139532948.

The spelling of 2106573537 in words is "two billion, one hundred six million, five hundred seventy-three thousand, five hundred thirty-seven".