654507241 has 2 divisors, whose sum is σ = 654507242. Its totient is φ = 654507240.

The previous prime is 654507233. The next prime is 654507253. The reversal of 654507241 is 142705456.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 453690000 + 200817241 = 21300^2 + 14171^2 .

It is a cyclic number.

It is not a de Polignac number, because 654507241 - 2³ = 654507233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 654507197 and 654507206.

It is not a weakly prime, because it can be changed into another prime (654507341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327253620 + 327253621.

It is an arithmetic number, because the mean of its divisors is an integer number (327253621).

Almost surely, 2^654507241 is an apocalyptic number.

It is an amenable number.

654507241 is a deficient number, since it is larger than the sum of its proper divisors (1).

654507241 is an equidigital number, since it uses as much as digits as its factorization.

654507241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 654507241 is about 25583.3391292067. The cubic root of 654507241 is about 868.2367250764.

The spelling of 654507241 in words is "six hundred fifty-four million, five hundred seven thousand, two hundred forty-one".