3261451 has 2 divisors, whose sum is σ = 3261452. Its totient is φ = 3261450.

The previous prime is 3261437. The next prime is 3261473. The reversal of 3261451 is 1541623.

It is an a-pointer prime, because the next prime (3261473) can be obtained adding 3261451 to its sum of digits (22).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3261451 - 2¹⁵ = 3228683 is a prime.

3261451 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (3261481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1630725 + 1630726.

It is an arithmetic number, because the mean of its divisors is an integer number (1630726).

Almost surely, 2^3261451 is an apocalyptic number.

3261451 is a deficient number, since it is larger than the sum of its proper divisors (1).

3261451 is an equidigital number, since it uses as much as digits as its factorization.

3261451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 720, while the sum is 22.

The square root of 3261451 is about 1805.9487811120. The cubic root of 3261451 is about 148.2985663865.

The spelling of 3261451 in words is "three million, two hundred sixty-one thousand, four hundred fifty-one".