2061320654 has 8 divisors (see below), whose sum is σ = 3092383560. Its totient is φ = 1030526136.

The previous prime is 2061320647. The next prime is 2061320731. The reversal of 2061320654 is 4560231602.

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

It is a congruent 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, 46649 + ... + 79364.

It is an arithmetic number, because the mean of its divisors is an integer number (386547945).

Almost surely, 2^2061320654 is an apocalyptic number.

2061320654 is a deficient number, since it is larger than the sum of its proper divisors (1031062906).

2061320654 is a wasteful number, since it uses less digits than its factorization.

2061320654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134194.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 2061320654 is about 45401.7692827053. The cubic root of 2061320654 is about 1272.6681776015.

The spelling of 2061320654 in words is "two billion, sixty-one million, three hundred twenty thousand, six hundred fifty-four".