53116943 has 6 divisors (see below), whose sum is σ = 58384872. Its totient is φ = 48288020.

The previous prime is 53116939. The next prime is 53116957. The reversal of 53116943 is 34961135.

It is not a de Polignac number, because 53116943 - 2² = 53116939 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 (53116043) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 219371 + ... + 219612.

It is an arithmetic number, because the mean of its divisors is an integer number (9730812).

Almost surely, 2^53116943 is an apocalyptic number.

53116943 is a deficient number, since it is larger than the sum of its proper divisors (5267929).

53116943 is a wasteful number, since it uses less digits than its factorization.

53116943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439005 (or 438994 counting only the distinct ones).

The product of its digits is 9720, while the sum is 32.

The square root of 53116943 is about 7288.1371419588. The cubic root of 53116943 is about 375.9046437495.

The spelling of 53116943 in words is "fifty-three million, one hundred sixteen thousand, nine hundred forty-three".