103678757057 has 4 divisors (see below), whose sum is σ = 103683190740. Its totient is φ = 103674323376.

The previous prime is 103678757051. The next prime is 103678757059. The reversal of 103678757057 is 750757876301.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 95907276721 + 7771480336 = 309689^2 + 88156^2 .

It is a cyclic number.

It is not a de Polignac number, because 103678757057 - 2²² = 103674562753 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103678756993 and 103678757011.

It is not an unprimeable number, because it can be changed into a prime (103678757051) 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, 2181578 + ... + 2228595.

It is an arithmetic number, because the mean of its divisors is an integer number (25920797685).

Almost surely, 2^103678757057 is an apocalyptic number.

It is an amenable number.

103678757057 is a deficient number, since it is larger than the sum of its proper divisors (4433683).

103678757057 is an equidigital number, since it uses as much as digits as its factorization.

103678757057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4433682.

The product of its (nonzero) digits is 8643600, while the sum is 56.

The spelling of 103678757057 in words is "one hundred three billion, six hundred seventy-eight million, seven hundred fifty-seven thousand, fifty-seven".