609571253 has 2 divisors, whose sum is σ = 609571254. Its totient is φ = 609571252.

The previous prime is 609571241. The next prime is 609571279. The reversal of 609571253 is 352175906.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 430894564 + 178676689 = 20758^2 + 13367^2 .

It is a cyclic number.

It is not a de Polignac number, because 609571253 - 2¹⁰ = 609570229 is a prime.

It is a super-2 number, since 2×609571253² = 743154224967980018, which contains 22 as substring.

It is equal to p_31798262 and since 609571253 and 31798262 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (609571223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 304785626 + 304785627.

It is an arithmetic number, because the mean of its divisors is an integer number (304785627).

Almost surely, 2^609571253 is an apocalyptic number.

It is an amenable number.

609571253 is a deficient number, since it is larger than the sum of its proper divisors (1).

609571253 is an equidigital number, since it uses as much as digits as its factorization.

609571253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56700, while the sum is 38.

The square root of 609571253 is about 24689.4968154477. The cubic root of 609571253 is about 847.8938643755.

The spelling of 609571253 in words is "six hundred nine million, five hundred seventy-one thousand, two hundred fifty-three".