3401010661 has 2 divisors, whose sum is σ = 3401010662. Its totient is φ = 3401010660.

The previous prime is 3401010631. The next prime is 3401010707. The reversal of 3401010661 is 1660101043.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2429504100 + 971506561 = 49290^2 + 31169^2 .

It is a cyclic number.

It is not a de Polignac number, because 3401010661 - 2⁷ = 3401010533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3401010601) by changing a digit.

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 as a sum of consecutive naturals, namely, 1700505330 + 1700505331.

It is an arithmetic number, because the mean of its divisors is an integer number (1700505331).

Almost surely, 2^3401010661 is an apocalyptic number.

It is an amenable number.

3401010661 is a deficient number, since it is larger than the sum of its proper divisors (1).

3401010661 is an equidigital number, since it uses as much as digits as its factorization.

3401010661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 3401010661 is about 58318.1846511018. The cubic root of 3401010661 is about 1503.8435741391.

The spelling of 3401010661 in words is "three billion, four hundred one million, ten thousand, six hundred sixty-one".