5551130 has 16 divisors (see below), whose sum is σ = 10760904. Its totient is φ = 2049600.

The previous prime is 5551121. The next prime is 5551157. The reversal of 5551130 is 311555.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4739329 + 811801 = 2177^2 + 901^2 .

It is an Ulam 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, 21221 + ... + 21480.

Almost surely, 2^5551130 is an apocalyptic number.

5551130 is a deficient number, since it is larger than the sum of its proper divisors (5209774).

5551130 is a wasteful number, since it uses less digits than its factorization.

5551130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42721.

The product of its (nonzero) digits is 375, while the sum is 20.

The square root of 5551130 is about 2356.0836148151. The cubic root of 5551130 is about 177.0627204919.

Adding to 5551130 its reverse (311555), we get a palindrome (5862685).

The spelling of 5551130 in words is "five million, five hundred fifty-one thousand, one hundred thirty".