54453247 has 4 divisors (see below), whose sum is σ = 54787480. Its totient is φ = 54119016.

The previous prime is 54453209. The next prime is 54453251. The reversal of 54453247 is 74235445.

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

It is a cyclic number.

It is not a de Polignac number, because 54453247 - 2²³ = 46064639 is a prime.

It is a super-2 number, since 2×54453247² = 5930312217686018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54456247) 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, 166872 + ... + 167197.

It is an arithmetic number, because the mean of its divisors is an integer number (13696870).

Almost surely, 2^54453247 is an apocalyptic number.

54453247 is a deficient number, since it is larger than the sum of its proper divisors (334233).

54453247 is a wasteful number, since it uses less digits than its factorization.

54453247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334232.

The product of its digits is 67200, while the sum is 34.

The square root of 54453247 is about 7379.2443380064. The cubic root of 54453247 is about 379.0308800314.

It can be divided in two parts, 54453 and 247, that multiplied together give a triangular number (13449891 = T₅₁₈₆).

The spelling of 54453247 in words is "fifty-four million, four hundred fifty-three thousand, two hundred forty-seven".