3457320653 has 2 divisors, whose sum is σ = 3457320654. Its totient is φ = 3457320652.

The previous prime is 3457320649. The next prime is 3457320683. The reversal of 3457320653 is 3560237543.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2907042889 + 550277764 = 53917^2 + 23458^2 .

It is a cyclic number.

It is not a de Polignac number, because 3457320653 - 2² = 3457320649 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3457320683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1728660326 + 1728660327.

It is an arithmetic number, because the mean of its divisors is an integer number (1728660327).

Almost surely, 2^3457320653 is an apocalyptic number.

It is an amenable number.

3457320653 is a deficient number, since it is larger than the sum of its proper divisors (1).

3457320653 is an equidigital number, since it uses as much as digits as its factorization.

3457320653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 226800, while the sum is 38.

The square root of 3457320653 is about 58798.9851357998. The cubic root of 3457320653 is about 1512.0978185096.

The spelling of 3457320653 in words is "three billion, four hundred fifty-seven million, three hundred twenty thousand, six hundred fifty-three".