53797071 has 4 divisors (see below), whose sum is σ = 71729432. Its totient is φ = 35864712.

The previous prime is 53797057. The next prime is 53797087. The reversal of 53797071 is 17079735.

It is a happy number.

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

It is not a de Polignac number, because 53797071 - 2⁹ = 53796559 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 (53797771) 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, 8966176 + ... + 8966181.

It is an arithmetic number, because the mean of its divisors is an integer number (17932358).

Almost surely, 2^53797071 is an apocalyptic number.

53797071 is a deficient number, since it is larger than the sum of its proper divisors (17932361).

53797071 is a wasteful number, since it uses less digits than its factorization.

53797071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17932360.

The product of its (nonzero) digits is 46305, while the sum is 39.

The square root of 53797071 is about 7334.6486623423. The cubic root of 53797071 is about 377.5022493031.

The spelling of 53797071 in words is "fifty-three million, seven hundred ninety-seven thousand, seventy-one".