53071507 has 8 divisors (see below), whose sum is σ = 55524672. Its totient is φ = 50673600.

The previous prime is 53071493. The next prime is 53071519. The reversal of 53071507 is 70517035.

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 53071507 - 2²³ = 44682899 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53071567) 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, 11844 + ... + 15697.

It is an arithmetic number, because the mean of its divisors is an integer number (6940584).

Almost surely, 2^53071507 is an apocalyptic number.

53071507 is a deficient number, since it is larger than the sum of its proper divisors (2453165).

53071507 is a wasteful number, since it uses less digits than its factorization.

53071507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27629.

The product of its (nonzero) digits is 3675, while the sum is 28.

The square root of 53071507 is about 7285.0193548130. The cubic root of 53071507 is about 375.7974307795.

The spelling of 53071507 in words is "fifty-three million, seventy-one thousand, five hundred seven".