4642949903 has 2 divisors, whose sum is σ = 4642949904. Its totient is φ = 4642949902.

The previous prime is 4642949893. The next prime is 4642949929. The reversal of 4642949903 is 3099492464.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4642949903 - 2¹⁰ = 4642948879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4642942903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2321474951 + 2321474952.

It is an arithmetic number, because the mean of its divisors is an integer number (2321474952).

Almost surely, 2^4642949903 is an apocalyptic number.

4642949903 is a deficient number, since it is larger than the sum of its proper divisors (1).

4642949903 is an equidigital number, since it uses as much as digits as its factorization.

4642949903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1679616, while the sum is 50.

The square root of 4642949903 is about 68139.1950568834. The cubic root of 4642949903 is about 1668.2635689243.

The spelling of 4642949903 in words is "four billion, six hundred forty-two million, nine hundred forty-nine thousand, nine hundred three".