242753011 has 2 divisors, whose sum is σ = 242753012. Its totient is φ = 242753010.

The previous prime is 242752981. The next prime is 242753023. The reversal of 242753011 is 110357242.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242753011 is a prime.

It is a super-2 number, since 2×242753011² = 117858048699132242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (242753051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121376505 + 121376506.

It is an arithmetic number, because the mean of its divisors is an integer number (121376506).

Almost surely, 2^242753011 is an apocalyptic number.

242753011 is a deficient number, since it is larger than the sum of its proper divisors (1).

242753011 is an equidigital number, since it uses as much as digits as its factorization.

242753011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 242753011 is about 15580.5330781716. The cubic root of 242753011 is about 623.8136522713.

The spelling of 242753011 in words is "two hundred forty-two million, seven hundred fifty-three thousand, eleven".