5156541 has 40 divisors (see below), whose sum is σ = 8537760. Its totient is φ = 3081888.

The previous prime is 5156539. The next prime is 5156549. The reversal of 5156541 is 1456515.

It is a happy number.

5156541 is a `hidden beast` number, since 5 + 1 + 5 + 654 + 1 = 666.

It is not a de Polignac number, because 5156541 - 2¹ = 5156539 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5156549) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 62086 + ... + 62168.

It is an arithmetic number, because the mean of its divisors is an integer number (213444).

Almost surely, 2^5156541 is an apocalyptic number.

It is an amenable number.

5156541 is a deficient number, since it is larger than the sum of its proper divisors (3381219).

5156541 is a wasteful number, since it uses less digits than its factorization.

5156541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167 (or 158 counting only the distinct ones).

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

The square root of 5156541 is about 2270.8018407602. The cubic root of 5156541 is about 172.7638306821.

It can be divided in two parts, 515 and 6541, that added together give a square (7056 = 84²).

The spelling of 5156541 in words is "five million, one hundred fifty-six thousand, five hundred forty-one".