4054366921 has 8 divisors (see below), whose sum is σ = 4423986144. Its totient is φ = 3684921120.

The previous prime is 4054366879. The next prime is 4054366963. The reversal of 4054366921 is 1296634504.

It is an interprime number because it is at equal distance from previous prime (4054366879) and next prime (4054366963).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4054366921 - 2⁷ = 4054366793 is a prime.

It is a super-2 number, since 2×4054366921² = 32875782260198040482, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4054366021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8205 + ... + 90421.

It is an arithmetic number, because the mean of its divisors is an integer number (552998268).

Almost surely, 2^4054366921 is an apocalyptic number.

It is an amenable number.

4054366921 is a deficient number, since it is larger than the sum of its proper divisors (369619223).

4054366921 is a wasteful number, since it uses less digits than its factorization.

4054366921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86711.

The product of its (nonzero) digits is 155520, while the sum is 40.

The square root of 4054366921 is about 63673.9108348152. The cubic root of 4054366921 is about 1594.5605549007.

The spelling of 4054366921 in words is "four billion, fifty-four million, three hundred sixty-six thousand, nine hundred twenty-one".