3401256533 has 2 divisors, whose sum is σ = 3401256534. Its totient is φ = 3401256532.

The previous prime is 3401256511. The next prime is 3401256539. The reversal of 3401256533 is 3356521043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3014229604 + 387026929 = 54902^2 + 19673^2 .

It is a cyclic number.

It is not a de Polignac number, because 3401256533 - 2⁸ = 3401256277 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3401256533.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3401256539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1700628266 + 1700628267.

It is an arithmetic number, because the mean of its divisors is an integer number (1700628267).

Almost surely, 2^3401256533 is an apocalyptic number.

It is an amenable number.

3401256533 is a deficient number, since it is larger than the sum of its proper divisors (1).

3401256533 is an equidigital number, since it uses as much as digits as its factorization.

3401256533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32400, while the sum is 32.

The square root of 3401256533 is about 58320.2926347254. The cubic root of 3401256533 is about 1503.8798127903.

Adding to 3401256533 its reverse (3356521043), we get a palindrome (6757777576).

The spelling of 3401256533 in words is "three billion, four hundred one million, two hundred fifty-six thousand, five hundred thirty-three".