5521151 has 4 divisors (see below), whose sum is σ = 5549952. Its totient is φ = 5492352.

The previous prime is 5521147. The next prime is 5521181. The reversal of 5521151 is 1511255.

It is a happy number.

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 5521151 - 2² = 5521147 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5521111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14111 + ... + 14496.

It is an arithmetic number, because the mean of its divisors is an integer number (1387488).

Almost surely, 2^5521151 is an apocalyptic number.

5521151 is a deficient number, since it is larger than the sum of its proper divisors (28801).

5521151 is a wasteful number, since it uses less digits than its factorization.

5521151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28800.

The product of its digits is 250, while the sum is 20.

The square root of 5521151 is about 2349.7129611933. The cubic root of 5521151 is about 176.7434012609.

The spelling of 5521151 in words is "five million, five hundred twenty-one thousand, one hundred fifty-one".