51060545 has 8 divisors (see below), whose sum is σ = 61312680. Its totient is φ = 40821760.

The previous prime is 51060511. The next prime is 51060551. The reversal of 51060545 is 54506015.

It can be written as a sum of positive squares in 4 ways, for example, as 2298256 + 48762289 = 1516^2 + 6983^2 .

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

It is not a de Polignac number, because 51060545 - 2¹⁰ = 51059521 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9761 + ... + 14049.

It is an arithmetic number, because the mean of its divisors is an integer number (7664085).

Almost surely, 2^51060545 is an apocalyptic number.

It is an amenable number.

51060545 is a deficient number, since it is larger than the sum of its proper divisors (10252135).

51060545 is a wasteful number, since it uses less digits than its factorization.

51060545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6675.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 51060545 is about 7145.6661690846. Note that the first 3 decimals coincide. The cubic root of 51060545 is about 370.9896684883.

The spelling of 51060545 in words is "fifty-one million, sixty thousand, five hundred forty-five".