57005103 has 4 divisors (see below), whose sum is σ = 76006808. Its totient is φ = 38003400.

The previous prime is 57005101. The next prime is 57005161. The reversal of 57005103 is 30150075.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 57005103 - 2¹ = 57005101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 57005103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57005101) 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, 9500848 + ... + 9500853.

It is an arithmetic number, because the mean of its divisors is an integer number (19001702).

Almost surely, 2^57005103 is an apocalyptic number.

57005103 is a deficient number, since it is larger than the sum of its proper divisors (19001705).

57005103 is a wasteful number, since it uses less digits than its factorization.

57005103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19001704.

The product of its (nonzero) digits is 525, while the sum is 21.

The square root of 57005103 is about 7550.1723821380. The cubic root of 57005103 is about 384.8615975226.

Adding to 57005103 its reverse (30150075), we get a palindrome (87155178).

The spelling of 57005103 in words is "fifty-seven million, five thousand, one hundred three".