242269453 has 2 divisors, whose sum is σ = 242269454. Its totient is φ = 242269452.

The previous prime is 242269429. The next prime is 242269457. The reversal of 242269453 is 354962242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 242051364 + 218089 = 15558^2 + 467^2 .

It is a cyclic number.

It is not a de Polignac number, because 242269453 - 2⁵ = 242269421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242269457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121134726 + 121134727.

It is an arithmetic number, because the mean of its divisors is an integer number (121134727).

Almost surely, 2^242269453 is an apocalyptic number.

It is an amenable number.

242269453 is a deficient number, since it is larger than the sum of its proper divisors (1).

242269453 is an equidigital number, since it uses as much as digits as its factorization.

242269453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 37.

The square root of 242269453 is about 15565.0073241229. The cubic root of 242269453 is about 623.3991698090.

The spelling of 242269453 in words is "two hundred forty-two million, two hundred sixty-nine thousand, four hundred fifty-three".