3431401 has 2 divisors, whose sum is σ = 3431402. Its totient is φ = 3431400.

The previous prime is 3431377. The next prime is 3431411. The reversal of 3431401 is 1041343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2725801 + 705600 = 1651^2 + 840^2 .

It is an emirp because it is prime and its reverse (1041343) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3431401 - 2¹¹ = 3429353 is a prime.

It is not a weakly prime, because it can be changed into another prime (3431411) 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 as a sum of consecutive naturals, namely, 1715700 + 1715701.

It is an arithmetic number, because the mean of its divisors is an integer number (1715701).

Almost surely, 2^3431401 is an apocalyptic number.

It is an amenable number.

3431401 is a deficient number, since it is larger than the sum of its proper divisors (1).

3431401 is an equidigital number, since it uses as much as digits as its factorization.

3431401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 3431401 is about 1852.4041135778. The cubic root of 3431401 is about 150.8309585889.

Adding to 3431401 its reverse (1041343), we get a palindrome (4472744).

The spelling of 3431401 in words is "three million, four hundred thirty-one thousand, four hundred one".