5521120401 has 8 divisors (see below), whose sum is σ = 7367700384. Its totient is φ = 3677643680.

The previous prime is 5521120387. The next prime is 5521120411. The reversal of 5521120401 is 1040211255.

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 5521120401 - 2¹⁰ = 5521119377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5521120411) 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, 771660 + ... + 778781.

It is an arithmetic number, because the mean of its divisors is an integer number (920962548).

Almost surely, 2^5521120401 is an apocalyptic number.

It is an amenable number.

5521120401 is a deficient number, since it is larger than the sum of its proper divisors (1846579983).

5521120401 is a wasteful number, since it uses less digits than its factorization.

5521120401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1551631.

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 5521120401 is about 74304.2421467308. The cubic root of 5521120401 is about 1767.4307474799.

Adding to 5521120401 its reverse (1040211255), we get a palindrome (6561331656).

The spelling of 5521120401 in words is "five billion, five hundred twenty-one million, one hundred twenty thousand, four hundred one".