2061767139 has 8 divisors (see below), whose sum is σ = 2812953792. Its totient is φ = 1342545960.

The previous prime is 2061767129. The next prime is 2061767143. The reversal of 2061767139 is 9317671602.

2061767139 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 2061767139 - 2¹¹ = 2061765091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2061767139.

It is not an unprimeable number, because it can be changed into a prime (2061767119) 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, 7991217 + ... + 7991474.

It is an arithmetic number, because the mean of its divisors is an integer number (351619224).

Almost surely, 2^2061767139 is an apocalyptic number.

2061767139 is a deficient number, since it is larger than the sum of its proper divisors (751186653).

2061767139 is a wasteful number, since it uses less digits than its factorization.

2061767139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15982737.

The product of its (nonzero) digits is 95256, while the sum is 42.

The square root of 2061767139 is about 45406.6860605352. The cubic root of 2061767139 is about 1272.7600582168.

The spelling of 2061767139 in words is "two billion, sixty-one million, seven hundred sixty-seven thousand, one hundred thirty-nine".