100580849 has 2 divisors, whose sum is σ = 100580850. Its totient is φ = 100580848.

The previous prime is 100580807. The next prime is 100580861. The reversal of 100580849 is 948085001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63760225 + 36820624 = 7985^2 + 6068^2 .

It is a cyclic number.

It is not a de Polignac number, because 100580849 - 2¹² = 100576753 is a prime.

It is not a weakly prime, because it can be changed into another prime (100589849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50290424 + 50290425.

It is an arithmetic number, because the mean of its divisors is an integer number (50290425).

Almost surely, 2^100580849 is an apocalyptic number.

It is an amenable number.

100580849 is a deficient number, since it is larger than the sum of its proper divisors (1).

100580849 is an equidigital number, since it uses as much as digits as its factorization.

100580849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 35.

The square root of 100580849 is about 10029.0003988433. Note that the first 3 decimals coincide. The cubic root of 100580849 is about 465.0558363597.

The spelling of 100580849 in words is "one hundred million, five hundred eighty thousand, eight hundred forty-nine".