2420423503 has 2 divisors, whose sum is σ = 2420423504. Its totient is φ = 2420423502.

The previous prime is 2420423461. The next prime is 2420423519. The reversal of 2420423503 is 3053240242.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2420423503 - 2¹³ = 2420415311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2420423563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210211751 + 1210211752.

It is an arithmetic number, because the mean of its divisors is an integer number (1210211752).

Almost surely, 2^2420423503 is an apocalyptic number.

2420423503 is a deficient number, since it is larger than the sum of its proper divisors (1).

2420423503 is an equidigital number, since it uses as much as digits as its factorization.

2420423503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 2420423503 is about 49197.7997780389. The cubic root of 2420423503 is about 1342.6530017608.

Adding to 2420423503 its reverse (3053240242), we get a palindrome (5473663745).

The spelling of 2420423503 in words is "two billion, four hundred twenty million, four hundred twenty-three thousand, five hundred three".