5656151 has 4 divisors (see below), whose sum is σ = 5665992. Its totient is φ = 5646312.

The previous prime is 5656141. The next prime is 5656171. The reversal of 5656151 is 1516565.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1516565 = 5 ⋅303313.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5656151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5656111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4001 + ... + 5226.

It is an arithmetic number, because the mean of its divisors is an integer number (1416498).

Almost surely, 2^5656151 is an apocalyptic number.

5656151 is a deficient number, since it is larger than the sum of its proper divisors (9841).

5656151 is an equidigital number, since it uses as much as digits as its factorization.

5656151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9840.

The product of its digits is 4500, while the sum is 29.

The square root of 5656151 is about 2378.2663854161. The cubic root of 5656151 is about 178.1723596651.

The spelling of 5656151 in words is "five million, six hundred fifty-six thousand, one hundred fifty-one".