54377247 has 4 divisors (see below), whose sum is σ = 72503000. Its totient is φ = 36251496.

The previous prime is 54377231. The next prime is 54377263. The reversal of 54377247 is 74277345.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (54377231) and next prime (54377263).

It is not a de Polignac number, because 54377247 - 2⁴ = 54377231 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 (54377207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9062872 + ... + 9062877.

It is an arithmetic number, because the mean of its divisors is an integer number (18125750).

Almost surely, 2^54377247 is an apocalyptic number.

54377247 is a deficient number, since it is larger than the sum of its proper divisors (18125753).

54377247 is a wasteful number, since it uses less digits than its factorization.

54377247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18125752.

The product of its digits is 164640, while the sum is 39.

The square root of 54377247 is about 7374.0929611716. The cubic root of 54377247 is about 378.8544610513.

The spelling of 54377247 in words is "fifty-four million, three hundred seventy-seven thousand, two hundred forty-seven".