625035013 has 4 divisors (see below), whose sum is σ = 625131340. Its totient is φ = 624938688.

The previous prime is 625035011. The next prime is 625035023. The reversal of 625035013 is 310530526.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 398321764 + 226713249 = 19958^2 + 15057^2 .

It is a cyclic number.

It is not a de Polignac number, because 625035013 - 2¹ = 625035011 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (625035011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37668 + ... + 51661.

It is an arithmetic number, because the mean of its divisors is an integer number (156282835).

Almost surely, 2^625035013 is an apocalyptic number.

It is an amenable number.

625035013 is a deficient number, since it is larger than the sum of its proper divisors (96327).

625035013 is an equidigital number, since it uses as much as digits as its factorization.

625035013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96326.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 625035013 is about 25000.7002501930. The cubic root of 625035013 is about 855.0039387436.

Adding to 625035013 its reverse (310530526), we get a palindrome (935565539).

The spelling of 625035013 in words is "six hundred twenty-five million, thirty-five thousand, thirteen".