3401611331 has 4 divisors (see below), whose sum is σ = 3401970000. Its totient is φ = 3401252664.

The previous prime is 3401611321. The next prime is 3401611337. The reversal of 3401611331 is 1331161043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1331161043 = 523 ⋅2545241.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3401611331 is a prime.

It is a super-2 number, since 2×3401611331² = 23141919294375183122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3401611297 and 3401611306.

It is not an unprimeable number, because it can be changed into a prime (3401611337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164711 + ... + 184208.

It is an arithmetic number, because the mean of its divisors is an integer number (850492500).

Almost surely, 2^3401611331 is an apocalyptic number.

3401611331 is a deficient number, since it is larger than the sum of its proper divisors (358669).

3401611331 is an equidigital number, since it uses as much as digits as its factorization.

3401611331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358668.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 3401611331 is about 58323.3343611286. The cubic root of 3401611331 is about 1503.9321027791.

Adding to 3401611331 its reverse (1331161043), we get a palindrome (4732772374).

The spelling of 3401611331 in words is "three billion, four hundred one million, six hundred eleven thousand, three hundred thirty-one".