53999467 has 4 divisors (see below), whose sum is σ = 54301320. Its totient is φ = 53697616.

The previous prime is 53999459. The next prime is 53999471. The reversal of 53999467 is 76499935.

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 53999467 - 2³ = 53999459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53999417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150658 + ... + 151015.

It is an arithmetic number, because the mean of its divisors is an integer number (13575330).

Almost surely, 2^53999467 is an apocalyptic number.

53999467 is a deficient number, since it is larger than the sum of its proper divisors (301853).

53999467 is a wasteful number, since it uses less digits than its factorization.

53999467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301852.

The product of its digits is 1837080, while the sum is 52.

The square root of 53999467 is about 7348.4329622036. The cubic root of 53999467 is about 377.9750713756.

The spelling of 53999467 in words is "fifty-three million, nine hundred ninety-nine thousand, four hundred sixty-seven".