51141365 has 8 divisors (see below), whose sum is σ = 66948768. Its totient is φ = 37193680.

The previous prime is 51141359. The next prime is 51141367. The reversal of 51141365 is 56314115.

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

It is not a de Polignac number, because 51141365 - 2⁸ = 51141109 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 (51141367) 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, 464867 + ... + 464976.

It is an arithmetic number, because the mean of its divisors is an integer number (8368596).

Almost surely, 2^51141365 is an apocalyptic number.

51141365 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

51141365 is a deficient number, since it is larger than the sum of its proper divisors (15807403).

51141365 is a wasteful number, since it uses less digits than its factorization.

51141365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 929859.

The product of its digits is 1800, while the sum is 26.

The square root of 51141365 is about 7151.3191090875. The cubic root of 51141365 is about 371.1853027718.

The spelling of 51141365 in words is "fifty-one million, one hundred forty-one thousand, three hundred sixty-five".