51152103 has 12 divisors (see below), whose sum is σ = 73956168. Its totient is φ = 34069200.

The previous prime is 51152053. The next prime is 51152107. The reversal of 51152103 is 30125115.

51152103 is a `hidden beast` number, since 511 + 52 + 103 = 666.

It is not a de Polignac number, because 51152103 - 2⁶ = 51152039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51152107) 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, 11101 + ... + 15017.

It is an arithmetic number, because the mean of its divisors is an integer number (6163014).

Almost surely, 2^51152103 is an apocalyptic number.

51152103 is a deficient number, since it is larger than the sum of its proper divisors (22804065).

51152103 is a wasteful number, since it uses less digits than its factorization.

51152103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5374 (or 5371 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

The square root of 51152103 is about 7152.0698402630. The cubic root of 51152103 is about 371.2112798444.

Adding to 51152103 its reverse (30125115), we get a palindrome (81277218).

The spelling of 51152103 in words is "fifty-one million, one hundred fifty-two thousand, one hundred three".