625272163 has 2 divisors, whose sum is σ = 625272164. Its totient is φ = 625272162.

The previous prime is 625272101. The next prime is 625272169. The reversal of 625272163 is 361272526.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 625272163 - 2¹⁷ = 625141091 is a prime.

It is a super-3 number, since 3×625272163³ (a number of 27 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (625272169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312636081 + 312636082.

It is an arithmetic number, because the mean of its divisors is an integer number (312636082).

Almost surely, 2^625272163 is an apocalyptic number.

625272163 is a deficient number, since it is larger than the sum of its proper divisors (1).

625272163 is an equidigital number, since it uses as much as digits as its factorization.

625272163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 34.

The square root of 625272163 is about 25005.4426675474. The cubic root of 625272163 is about 855.1120599108.

The spelling of 625272163 in words is "six hundred twenty-five million, two hundred seventy-two thousand, one hundred sixty-three".