4601263921 has 4 divisors (see below), whose sum is σ = 4611745600. Its totient is φ = 4590782244.

The previous prime is 4601263883. The next prime is 4601263937. The reversal of 4601263921 is 1293621064.

It is a happy number.

4601263921 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4601263921 - 2⁹ = 4601263409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4601263981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5240181 + ... + 5241058.

It is an arithmetic number, because the mean of its divisors is an integer number (1152936400).

Almost surely, 2^4601263921 is an apocalyptic number.

It is an amenable number.

4601263921 is a deficient number, since it is larger than the sum of its proper divisors (10481679).

4601263921 is a wasteful number, since it uses less digits than its factorization.

4601263921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10481678.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 4601263921 is about 67832.6169405250. The cubic root of 4601263921 is about 1663.2558060107.

Adding to 4601263921 its reverse (1293621064), we get a palindrome (5894884985).

The spelling of 4601263921 in words is "four billion, six hundred one million, two hundred sixty-three thousand, nine hundred twenty-one".