5420154021 has 8 divisors (see below), whose sum is σ = 7363228320. Its totient is φ = 3545257872.

The previous prime is 5420154001. The next prime is 5420154031. The reversal of 5420154021 is 1204510245.

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

It is not a de Polignac number, because 5420154021 - 2¹⁴ = 5420137637 is a prime.

It is a super-2 number, since 2×5420154021² = 58756139222724936882, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5420153982 and 5420154000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5420154001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17044351 + ... + 17044668.

It is an arithmetic number, because the mean of its divisors is an integer number (920403540).

Almost surely, 2^5420154021 is an apocalyptic number.

It is an amenable number.

5420154021 is a deficient number, since it is larger than the sum of its proper divisors (1943074299).

5420154021 is a wasteful number, since it uses less digits than its factorization.

5420154021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34089075.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 5420154021 is about 73621.6953146286. The cubic root of 5420154021 is about 1756.5905522717.

Adding to 5420154021 its reverse (1204510245), we get a palindrome (6624664266).

The spelling of 5420154021 in words is "five billion, four hundred twenty million, one hundred fifty-four thousand, twenty-one".