2091654935 has 8 divisors (see below), whose sum is σ = 2510750736. Its totient is φ = 1672814080.

The previous prime is 2091654931. The next prime is 2091654967. The reversal of 2091654935 is 5394561902.

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

It is not a de Polignac number, because 2091654935 - 2² = 2091654931 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 (2091654931) 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, 45194 + ... + 78903.

It is an arithmetic number, because the mean of its divisors is an integer number (313843842).

Almost surely, 2^2091654935 is an apocalyptic number.

2091654935 is a deficient number, since it is larger than the sum of its proper divisors (419095801).

2091654935 is a wasteful number, since it uses less digits than its factorization.

2091654935 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127473.

The product of its (nonzero) digits is 291600, while the sum is 44.

The square root of 2091654935 is about 45734.6141888176. The cubic root of 2091654935 is about 1278.8806406689.

The spelling of 2091654935 in words is "two billion, ninety-one million, six hundred fifty-four thousand, nine hundred thirty-five".