3454537561 has 2 divisors, whose sum is σ = 3454537562. Its totient is φ = 3454537560.

The previous prime is 3454537549. The next prime is 3454537571. The reversal of 3454537561 is 1657354543.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1947545161 + 1506992400 = 44131^2 + 38820^2 .

It is a cyclic number.

It is not a de Polignac number, because 3454537561 - 2²⁵ = 3420983129 is a prime.

It is not a weakly prime, because it can be changed into another prime (3454537501) 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, 1727268780 + 1727268781.

It is an arithmetic number, because the mean of its divisors is an integer number (1727268781).

Almost surely, 2^3454537561 is an apocalyptic number.

It is an amenable number.

3454537561 is a deficient number, since it is larger than the sum of its proper divisors (1).

3454537561 is an equidigital number, since it uses as much as digits as its factorization.

3454537561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 756000, while the sum is 43.

The square root of 3454537561 is about 58775.3142143877. The cubic root of 3454537561 is about 1511.6919707951.

The spelling of 3454537561 in words is "three billion, four hundred fifty-four million, five hundred thirty-seven thousand, five hundred sixty-one".