51141000 has 64 divisors (see below), whose sum is σ = 159569280. Its totient is φ = 13636800.

The previous prime is 51140987. The next prime is 51141011. The reversal of 51141000 is 14115.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5524 + ... + 11523.

It is an arithmetic number, because the mean of its divisors is an integer number (2493270).

Almost surely, 2^51141000 is an apocalyptic number.

51141000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

51141000 is an abundant number, since it is smaller than the sum of its proper divisors (108428280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51141000 is a wasteful number, since it uses less digits than its factorization.

51141000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17071 (or 17057 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 12.

The square root of 51141000 is about 7151.2935892746. The cubic root of 51141000 is about 371.1844197100.

Adding to 51141000 its reverse (14115), we get a palindrome (51155115).

The spelling of 51141000 in words is "fifty-one million, one hundred forty-one thousand".