51314100 has 36 divisors (see below), whose sum is σ = 148469664. Its totient is φ = 13683680.

The previous prime is 51314089. The next prime is 51314101. The reversal of 51314100 is 141315.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 51314100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51314101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 85224 + ... + 85823.

Almost surely, 2^51314100 is an apocalyptic number.

51314100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

51314100 is an abundant number, since it is smaller than the sum of its proper divisors (97155564).

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

51314100 is a wasteful number, since it uses less digits than its factorization.

51314100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171064 (or 171057 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 51314100 is about 7163.3860708467. The cubic root of 51314100 is about 371.6027381271.

Adding to 51314100 its reverse (141315), we get a palindrome (51455415).

The spelling of 51314100 in words is "fifty-one million, three hundred fourteen thousand, one hundred".