5421909215 has 8 divisors (see below), whose sum is σ = 6513870480. Its totient is φ = 4332474432.

The previous prime is 5421909203. The next prime is 5421909221. The reversal of 5421909215 is 5129091245.

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 5421909215 - 2¹⁴ = 5421892831 is a prime.

It is a super-4 number, since 4×5421909215⁴ (a number of 40 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 626894 + ... + 635483.

It is an arithmetic number, because the mean of its divisors is an integer number (814233810).

Almost surely, 2^5421909215 is an apocalyptic number.

5421909215 is a deficient number, since it is larger than the sum of its proper divisors (1091961265).

5421909215 is a wasteful number, since it uses less digits than its factorization.

5421909215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1263241.

The product of its (nonzero) digits is 32400, while the sum is 38.

The square root of 5421909215 is about 73633.6147082296. The cubic root of 5421909215 is about 1756.7801424839.

The spelling of 5421909215 in words is "five billion, four hundred twenty-one million, nine hundred nine thousand, two hundred fifteen".