5581021135 has 8 divisors (see below), whose sum is σ = 6763535136. Its totient is φ = 4420610400.

The previous prime is 5581021099. The next prime is 5581021153. The reversal of 5581021135 is 5311201855.

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

It is not a de Polignac number, because 5581021135 - 2²⁵ = 5547466703 is a prime.

It is a super-2 number, since 2×5581021135² = 62295593818633376450, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5581021097 and 5581021106.

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, 5525259 + ... + 5526268.

It is an arithmetic number, because the mean of its divisors is an integer number (845441892).

Almost surely, 2^5581021135 is an apocalyptic number.

5581021135 is a deficient number, since it is larger than the sum of its proper divisors (1182514001).

5581021135 is a wasteful number, since it uses less digits than its factorization.

5581021135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11051633.

The product of its (nonzero) digits is 6000, while the sum is 31.

The square root of 5581021135 is about 74706.2322366749. The cubic root of 5581021135 is about 1773.7996126460.

The spelling of 5581021135 in words is "five billion, five hundred eighty-one million, twenty-one thousand, one hundred thirty-five".