5421005511 has 4 divisors (see below), whose sum is σ = 7228007352. Its totient is φ = 3614003672.

The previous prime is 5421005503. The next prime is 5421005581. The reversal of 5421005511 is 1155001245.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5421005511 - 2³ = 5421005503 is a prime.

It is a super-2 number, since 2×5421005511² = 58774601500584742242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5421005581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 903500916 + ... + 903500921.

It is an arithmetic number, because the mean of its divisors is an integer number (1807001838).

Almost surely, 2^5421005511 is an apocalyptic number.

5421005511 is a deficient number, since it is larger than the sum of its proper divisors (1807001841).

5421005511 is a wasteful number, since it uses less digits than its factorization.

5421005511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1807001840.

The product of its (nonzero) digits is 1000, while the sum is 24.

The square root of 5421005511 is about 73627.4779616958. The cubic root of 5421005511 is about 1756.6825324974.

Adding to 5421005511 its reverse (1155001245), we get a palindrome (6576006756).

The spelling of 5421005511 in words is "five billion, four hundred twenty-one million, five thousand, five hundred eleven".