51498151 has 8 divisors (see below), whose sum is σ = 57397680. Its totient is φ = 45917568.

The previous prime is 51498131. The next prime is 51498193. The reversal of 51498151 is 15189415.

51498151 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 51498151 - 2⁹ = 51497639 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 (51498131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79396 + ... + 80041.

It is an arithmetic number, because the mean of its divisors is an integer number (7174710).

Almost surely, 2^51498151 is an apocalyptic number.

51498151 is a deficient number, since it is larger than the sum of its proper divisors (5899529).

51498151 is a wasteful number, since it uses less digits than its factorization.

51498151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159473.

The product of its digits is 7200, while the sum is 34.

The square root of 51498151 is about 7176.2212201130. The cubic root of 51498151 is about 372.0464904127.

The spelling of 51498151 in words is "fifty-one million, four hundred ninety-eight thousand, one hundred fifty-one".