625514413 has 2 divisors, whose sum is σ = 625514414. Its totient is φ = 625514412.

The previous prime is 625514387. The next prime is 625514419. The reversal of 625514413 is 314415526.

It is a happy number.

625514413 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., 355963689 + 269550724 = 18867^2 + 16418^2 .

It is a cyclic number.

It is not a de Polignac number, because 625514413 - 2⁹ = 625513901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (625514419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312757206 + 312757207.

It is an arithmetic number, because the mean of its divisors is an integer number (312757207).

Almost surely, 2^625514413 is an apocalyptic number.

It is an amenable number.

625514413 is a deficient number, since it is larger than the sum of its proper divisors (1).

625514413 is an equidigital number, since it uses as much as digits as its factorization.

625514413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14400, while the sum is 31.

The square root of 625514413 is about 25010.2861439049. The cubic root of 625514413 is about 855.2224780413. Note that the first 3 decimals are identical.

Adding to 625514413 its reverse (314415526), we get a palindrome (939929939).

The spelling of 625514413 in words is "six hundred twenty-five million, five hundred fourteen thousand, four hundred thirteen".