51101334 has 32 divisors (see below), whose sum is σ = 116333280. Its totient is φ = 16617600.

The previous prime is 51101333. The next prime is 51101363. The reversal of 51101334 is 43310115.

It is a super-2 number, since 2×51101334² = 5222692673159112, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51101333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9327 + ... + 13754.

It is an arithmetic number, because the mean of its divisors is an integer number (3635415).

Almost surely, 2^51101334 is an apocalyptic number.

51101334 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

51101334 is an abundant number, since it is smaller than the sum of its proper divisors (65231946).

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

51101334 is a wasteful number, since it uses less digits than its factorization.

51101334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23133 (or 23127 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 51101334 is about 7148.5197069044. The cubic root of 51101334 is about 371.0884288258.

Adding to 51101334 its reverse (43310115), we get a palindrome (94411449).

The spelling of 51101334 in words is "fifty-one million, one hundred one thousand, three hundred thirty-four".