75070851 has 4 divisors (see below), whose sum is σ = 100094472. Its totient is φ = 50047232.

The previous prime is 75070841. The next prime is 75070889. The reversal of 75070851 is 15807057.

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 75070851 - 2⁹ = 75070339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (75070841) 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, 12511806 + ... + 12511811.

It is an arithmetic number, because the mean of its divisors is an integer number (25023618).

Almost surely, 2^75070851 is an apocalyptic number.

75070851 is a deficient number, since it is larger than the sum of its proper divisors (25023621).

75070851 is a wasteful number, since it uses less digits than its factorization.

75070851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25023620.

The product of its (nonzero) digits is 9800, while the sum is 33.

The square root of 75070851 is about 8664.3436566194. The cubic root of 75070851 is about 421.8490865180.

The spelling of 75070851 in words is "seventy-five million, seventy thousand, eight hundred fifty-one".