3234451021 has 2 divisors, whose sum is σ = 3234451022. Its totient is φ = 3234451020.

The previous prime is 3234450983. The next prime is 3234451027. The reversal of 3234451021 is 1201544323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2767286025 + 467164996 = 52605^2 + 21614^2 .

It is a cyclic number.

It is not a de Polignac number, because 3234451021 - 2⁷ = 3234450893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3234451027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1617225510 + 1617225511.

It is an arithmetic number, because the mean of its divisors is an integer number (1617225511).

Almost surely, 2^3234451021 is an apocalyptic number.

It is an amenable number.

3234451021 is a deficient number, since it is larger than the sum of its proper divisors (1).

3234451021 is an equidigital number, since it uses as much as digits as its factorization.

3234451021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 3234451021 is about 56872.2341832990. The cubic root of 3234451021 is about 1478.8820113293.

Adding to 3234451021 its reverse (1201544323), we get a palindrome (4435995344).

The spelling of 3234451021 in words is "three billion, two hundred thirty-four million, four hundred fifty-one thousand, twenty-one".