601552813 has 2 divisors, whose sum is σ = 601552814. Its totient is φ = 601552812.

The previous prime is 601552789. The next prime is 601552817. The reversal of 601552813 is 318255106.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 534673129 + 66879684 = 23123^2 + 8178^2 .

It is a cyclic number.

It is not a de Polignac number, because 601552813 - 2¹³ = 601544621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (601552817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300776406 + 300776407.

It is an arithmetic number, because the mean of its divisors is an integer number (300776407).

Almost surely, 2^601552813 is an apocalyptic number.

It is an amenable number.

601552813 is a deficient number, since it is larger than the sum of its proper divisors (1).

601552813 is an equidigital number, since it uses as much as digits as its factorization.

601552813 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 601552813 is about 24526.5736090470. The cubic root of 601552813 is about 844.1596458522.

The spelling of 601552813 in words is "six hundred one million, five hundred fifty-two thousand, eight hundred thirteen".