5921005921 has 16 divisors (see below), whose sum is σ = 6205464576. Its totient is φ = 5643000000.

The previous prime is 5921005913. The next prime is 5921005933. The reversal of 5921005921 is 1295001295.

It is a cyclic number.

It is not a de Polignac number, because 5921005921 - 2³ = 5921005913 is a prime.

It is a super-2 number, since 2×5921005921² = 70116622233034116482, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5921008921) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 593071 + ... + 602971.

It is an arithmetic number, because the mean of its divisors is an integer number (387841536).

Almost surely, 2^5921005921 is an apocalyptic number.

It is an amenable number.

5921005921 is a deficient number, since it is larger than the sum of its proper divisors (284458655).

5921005921 is a wasteful number, since it uses less digits than its factorization.

5921005921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10224.

The product of its (nonzero) digits is 8100, while the sum is 34.

The square root of 5921005921 is about 76948.0728868501. The cubic root of 5921005921 is about 1809.1107951815.

It can be divided in two parts, 592100 and 5921, that multiplied together give a square (3505824100 = 59210²).

The spelling of 5921005921 in words is "five billion, nine hundred twenty-one million, five thousand, nine hundred twenty-one".