5146551 has 8 divisors (see below), whose sum is σ = 7624560. Its totient is φ = 3431016.

The previous prime is 5146523. The next prime is 5146567. The reversal of 5146551 is 1556415.

It is a happy number.

5146551 is a `hidden beast` number, since 5 + 1 + 4 + 655 + 1 = 666.

It is not a de Polignac number, because 5146551 - 2⁶ = 5146487 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 190613 = 5146551 / (5 + 1 + 4 + 6 + 5 + 5 + 1).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5146591) 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, 95280 + ... + 95333.

It is an arithmetic number, because the mean of its divisors is an integer number (953070).

Almost surely, 2^5146551 is an apocalyptic number.

5146551 is a deficient number, since it is larger than the sum of its proper divisors (2478009).

5146551 is a wasteful number, since it uses less digits than its factorization.

5146551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190622 (or 190616 counting only the distinct ones).

The product of its digits is 3000, while the sum is 27.

The square root of 5146551 is about 2268.6011108170. The cubic root of 5146551 is about 172.6521908295.

The spelling of 5146551 in words is "five million, one hundred forty-six thousand, five hundred fifty-one".