3401012665 has 4 divisors (see below), whose sum is σ = 4081215204. Its totient is φ = 2720810128.

The previous prime is 3401012653. The next prime is 3401012687. The reversal of 3401012665 is 5662101043.

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 1337218624 + 2063794041 = 36568^2 + 45429^2 .

It is a cyclic number.

It is not a de Polignac number, because 3401012665 - 2⁵ = 3401012633 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 340101262 + ... + 340101271.

It is an arithmetic number, because the mean of its divisors is an integer number (1020303801).

Almost surely, 2^3401012665 is an apocalyptic number.

It is an amenable number.

3401012665 is a deficient number, since it is larger than the sum of its proper divisors (680202539).

3401012665 is an equidigital number, since it uses as much as digits as its factorization.

3401012665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680202538.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 3401012665 is about 58318.2018327040. The cubic root of 3401012665 is about 1503.8438695123.

The spelling of 3401012665 in words is "three billion, four hundred one million, twelve thousand, six hundred sixty-five".