107679749 has 2 divisors, whose sum is σ = 107679750. Its totient is φ = 107679748.

The previous prime is 107679743. The next prime is 107679757. The reversal of 107679749 is 947976701.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104182849 + 3496900 = 10207^2 + 1870^2 .

It is a cyclic number.

It is not a de Polignac number, because 107679749 - 2¹² = 107675653 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 107679697 and 107679706.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (107679743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53839874 + 53839875.

It is an arithmetic number, because the mean of its divisors is an integer number (53839875).

Almost surely, 2^107679749 is an apocalyptic number.

It is an amenable number.

107679749 is a deficient number, since it is larger than the sum of its proper divisors (1).

107679749 is an equidigital number, since it uses as much as digits as its factorization.

107679749 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 666792, while the sum is 50.

The square root of 107679749 is about 10376.8853226775. The cubic root of 107679749 is about 475.7491395829.

The spelling of 107679749 in words is "one hundred seven million, six hundred seventy-nine thousand, seven hundred forty-nine".