3546720913 has 2 divisors, whose sum is σ = 3546720914. Its totient is φ = 3546720912.

The previous prime is 3546720907. The next prime is 3546720917. The reversal of 3546720913 is 3190276453.

It is a happy number.

3546720913 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3352062609 + 194658304 = 57897^2 + 13952^2 .

It is a cyclic number.

It is not a de Polignac number, because 3546720913 - 2¹⁷ = 3546589841 is a prime.

It is not a weakly prime, because it can be changed into another prime (3546720917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1773360456 + 1773360457.

It is an arithmetic number, because the mean of its divisors is an integer number (1773360457).

Almost surely, 2^3546720913 is an apocalyptic number.

It is an amenable number.

3546720913 is a deficient number, since it is larger than the sum of its proper divisors (1).

3546720913 is an equidigital number, since it uses as much as digits as its factorization.

3546720913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 136080, while the sum is 40.

The square root of 3546720913 is about 59554.3525949195. The cubic root of 3546720913 is about 1525.0204656216.

The spelling of 3546720913 in words is "three billion, five hundred forty-six million, seven hundred twenty thousand, nine hundred thirteen".