4362650921 has 2 divisors, whose sum is σ = 4362650922. Its totient is φ = 4362650920.

The previous prime is 4362650867. The next prime is 4362650923. The reversal of 4362650921 is 1290562634.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3275959696 + 1086691225 = 57236^2 + 32965^2 .

It is a cyclic number.

It is not a de Polignac number, because 4362650921 - 2²⁶ = 4295542057 is a prime.

It is a Sophie Germain prime.

Together with 4362650923, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4362650923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2181325460 + 2181325461.

It is an arithmetic number, because the mean of its divisors is an integer number (2181325461).

Almost surely, 2^4362650921 is an apocalyptic number.

It is an amenable number.

4362650921 is a deficient number, since it is larger than the sum of its proper divisors (1).

4362650921 is an equidigital number, since it uses as much as digits as its factorization.

4362650921 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 4362650921 is about 66050.3665470526. The cubic root of 4362650921 is about 1633.9928608999.

The spelling of 4362650921 in words is "four billion, three hundred sixty-two million, six hundred fifty thousand, nine hundred twenty-one".