3345442553 has 2 divisors, whose sum is σ = 3345442554. Its totient is φ = 3345442552.

The previous prime is 3345442547. The next prime is 3345442567. The reversal of 3345442553 is 3552445433.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2449458064 + 895984489 = 49492^2 + 29933^2 .

It is a cyclic number.

It is not a de Polignac number, because 3345442553 - 2⁶ = 3345442489 is a prime.

It is a super-2 number, since 2×3345442553² = 22383971750846315618, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3345442543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1672721276 + 1672721277.

It is an arithmetic number, because the mean of its divisors is an integer number (1672721277).

Almost surely, 2^3345442553 is an apocalyptic number.

It is an amenable number.

3345442553 is a deficient number, since it is larger than the sum of its proper divisors (1).

3345442553 is an equidigital number, since it uses as much as digits as its factorization.

3345442553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432000, while the sum is 38.

The square root of 3345442553 is about 57839.8007690206. The cubic root of 3345442553 is about 1495.6082733364.

Adding to 3345442553 its reverse (3552445433), we get a palindrome (6897887986).

The spelling of 3345442553 in words is "three billion, three hundred forty-five million, four hundred forty-two thousand, five hundred fifty-three".