241653569 has 2 divisors, whose sum is σ = 241653570. Its totient is φ = 241653568.

The previous prime is 241653547. The next prime is 241653583. The reversal of 241653569 is 965356142.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 213510544 + 28143025 = 14612^2 + 5305^2 .

It is a cyclic number.

It is not a de Polignac number, because 241653569 - 2¹⁶ = 241588033 is a prime.

It is a super-2 number, since 2×241653569² = 116792894820875522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (241653169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120826784 + 120826785.

It is an arithmetic number, because the mean of its divisors is an integer number (120826785).

Almost surely, 2^241653569 is an apocalyptic number.

It is an amenable number.

241653569 is a deficient number, since it is larger than the sum of its proper divisors (1).

241653569 is an equidigital number, since it uses as much as digits as its factorization.

241653569 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 194400, while the sum is 41.

The square root of 241653569 is about 15545.2104842617. The cubic root of 241653569 is about 622.8704645804.

The spelling of 241653569 in words is "two hundred forty-one million, six hundred fifty-three thousand, five hundred sixty-nine".