51355167 has 8 divisors (see below), whose sum is σ = 69151920. Its totient is φ = 33897600.

The previous prime is 51355153. The next prime is 51355207. The reversal of 51355167 is 76155315.

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

It is not a de Polignac number, because 51355167 - 2⁴ = 51355151 is a prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51355867) 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, 84442 + ... + 85047.

It is an arithmetic number, because the mean of its divisors is an integer number (8643990).

Almost surely, 2^51355167 is an apocalyptic number.

51355167 is a deficient number, since it is larger than the sum of its proper divisors (17796753).

51355167 is a wasteful number, since it uses less digits than its factorization.

51355167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169593.

The product of its digits is 15750, while the sum is 33.

The square root of 51355167 is about 7166.2519492410. The cubic root of 51355167 is about 371.7018437036.

The spelling of 51355167 in words is "fifty-one million, three hundred fifty-five thousand, one hundred sixty-seven".