53147699 has 8 divisors (see below), whose sum is σ = 59328192. Its totient is φ = 47192040.

The previous prime is 53147669. The next prime is 53147701. The reversal of 53147699 is 99674135.

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

It is a cyclic number.

It is not a de Polignac number, because 53147699 - 2⁸ = 53147443 is a prime.

It is a super-3 number, since 3×53147699³ (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (53147659) 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, 55709 + ... + 56654.

It is an arithmetic number, because the mean of its divisors is an integer number (7416024).

Almost surely, 2^53147699 is an apocalyptic number.

53147699 is a deficient number, since it is larger than the sum of its proper divisors (6180493).

53147699 is a wasteful number, since it uses less digits than its factorization.

53147699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112417.

The product of its digits is 204120, while the sum is 44.

The square root of 53147699 is about 7290.2468408141. The cubic root of 53147699 is about 375.9771823900.

The spelling of 53147699 in words is "fifty-three million, one hundred forty-seven thousand, six hundred ninety-nine".