51098601 has 4 divisors (see below), whose sum is σ = 68131472. Its totient is φ = 34065732.

The previous prime is 51098573. The next prime is 51098639. The reversal of 51098601 is 10689015.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 51098601 - 2¹¹ = 51096553 is a prime.

It is a super-2 number, since 2×51098601² = 5222134048314402, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (51098401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8516431 + ... + 8516436.

It is an arithmetic number, because the mean of its divisors is an integer number (17032868).

Almost surely, 2^51098601 is an apocalyptic number.

It is an amenable number.

51098601 is a deficient number, since it is larger than the sum of its proper divisors (17032871).

51098601 is a wasteful number, since it uses less digits than its factorization.

51098601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17032870.

The product of its (nonzero) digits is 2160, while the sum is 30.

The square root of 51098601 is about 7148.3285458910. The cubic root of 51098601 is about 371.0818131945.

The spelling of 51098601 in words is "fifty-one million, ninety-eight thousand, six hundred one".