2051406707 has 6 divisors (see below), whose sum is σ = 2386330308. Its totient is φ = 1758348564.

The previous prime is 2051406703. The next prime is 2051406733. The reversal of 2051406707 is 7076041502.

It is not a de Polignac number, because 2051406707 - 2² = 2051406703 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2051406703) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20932673 + ... + 20932770.

It is an arithmetic number, because the mean of its divisors is an integer number (397721718).

Almost surely, 2^2051406707 is an apocalyptic number.

2051406707 is a deficient number, since it is larger than the sum of its proper divisors (334923601).

2051406707 is an equidigital number, since it uses as much as digits as its factorization.

2051406707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41865457 (or 41865450 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 32.

The square root of 2051406707 is about 45292.4575067417. The cubic root of 2051406707 is about 1270.6245934674.

The spelling of 2051406707 in words is "two billion, fifty-one million, four hundred six thousand, seven hundred seven".