2096985145 has 4 divisors (see below), whose sum is σ = 2516382180. Its totient is φ = 1677588112.

The previous prime is 2096985119. The next prime is 2096985193. The reversal of 2096985145 is 5415896902.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 288354361 + 1808630784 = 16981^2 + 42528^2 .

It is a cyclic number.

It is not a de Polignac number, because 2096985145 - 2⁵ = 2096985113 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 209698510 + ... + 209698519.

It is an arithmetic number, because the mean of its divisors is an integer number (629095545).

Almost surely, 2^2096985145 is an apocalyptic number.

It is an amenable number.

2096985145 is a deficient number, since it is larger than the sum of its proper divisors (419397035).

2096985145 is an equidigital number, since it uses as much as digits as its factorization.

2096985145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419397034.

The product of its (nonzero) digits is 777600, while the sum is 49.

The square root of 2096985145 is about 45792.8503698994. The cubic root of 2096985145 is about 1279.9660523630.

The spelling of 2096985145 in words is "two billion, ninety-six million, nine hundred eighty-five thousand, one hundred forty-five".