242366503 has 2 divisors, whose sum is σ = 242366504. Its totient is φ = 242366502.

The previous prime is 242366473. The next prime is 242366521. The reversal of 242366503 is 305663242.

It is a happy number.

242366503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242366503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242369503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121183251 + 121183252.

It is an arithmetic number, because the mean of its divisors is an integer number (121183252).

Almost surely, 2^242366503 is an apocalyptic number.

242366503 is a deficient number, since it is larger than the sum of its proper divisors (1).

242366503 is an equidigital number, since it uses as much as digits as its factorization.

242366503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 31.

The square root of 242366503 is about 15568.1245819784. The cubic root of 242366503 is about 623.4824005697.

The spelling of 242366503 in words is "two hundred forty-two million, three hundred sixty-six thousand, five hundred three".