101374909 has 2 divisors, whose sum is σ = 101374910. Its totient is φ = 101374908.

The previous prime is 101374901. The next prime is 101374913. The reversal of 101374909 is 909473101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74563225 + 26811684 = 8635^2 + 5178^2 .

It is a cyclic number.

It is not a de Polignac number, because 101374909 - 2³ = 101374901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101374901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50687454 + 50687455.

It is an arithmetic number, because the mean of its divisors is an integer number (50687455).

Almost surely, 2^101374909 is an apocalyptic number.

It is an amenable number.

101374909 is a deficient number, since it is larger than the sum of its proper divisors (1).

101374909 is an equidigital number, since it uses as much as digits as its factorization.

101374909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 34.

The square root of 101374909 is about 10068.5107637624. The cubic root of 101374909 is about 466.2764619721.

The spelling of 101374909 in words is "one hundred one million, three hundred seventy-four thousand, nine hundred nine".