54156567 has 8 divisors (see below), whose sum is σ = 74160496. Its totient is φ = 35128512.

The previous prime is 54156563. The next prime is 54156581. The reversal of 54156567 is 76565145.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 54156567 - 2² = 54156563 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 (54156563) 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, 243838 + ... + 244059.

It is an arithmetic number, because the mean of its divisors is an integer number (9270062).

Almost surely, 2^54156567 is an apocalyptic number.

54156567 is a deficient number, since it is larger than the sum of its proper divisors (20003929).

54156567 is a wasteful number, since it uses less digits than its factorization.

54156567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487937.

The product of its digits is 126000, while the sum is 39.

The square root of 54156567 is about 7359.1145527162. The cubic root of 54156567 is about 378.3412625963.

The spelling of 54156567 in words is "fifty-four million, one hundred fifty-six thousand, five hundred sixty-seven".