5149551 has 32 divisors (see below), whose sum is σ = 8110080. Its totient is φ = 2872800.

The previous prime is 5149537. The next prime is 5149567. The reversal of 5149551 is 1559415.

It is not a de Polignac number, because 5149551 - 2⁵ = 5149519 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5149531) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26866 + ... + 27056.

It is an arithmetic number, because the mean of its divisors is an integer number (253440).

Almost surely, 2^5149551 is an apocalyptic number.

5149551 is a deficient number, since it is larger than the sum of its proper divisors (2960529).

5149551 is a wasteful number, since it uses less digits than its factorization.

5149551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267.

The product of its digits is 4500, while the sum is 30.

The square root of 5149551 is about 2269.2622149060. The cubic root of 5149551 is about 172.6857314774.

The spelling of 5149551 in words is "five million, one hundred forty-nine thousand, five hundred fifty-one".