101366641 has 2 divisors, whose sum is σ = 101366642. Its totient is φ = 101366640.

The previous prime is 101366611. The next prime is 101366647. The reversal of 101366641 is 146663101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99600400 + 1766241 = 9980^2 + 1329^2 .

It is a cyclic number.

It is not a de Polignac number, because 101366641 - 2¹⁵ = 101333873 is a prime.

It is not a weakly prime, because it can be changed into another prime (101366647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50683320 + 50683321.

It is an arithmetic number, because the mean of its divisors is an integer number (50683321).

Almost surely, 2^101366641 is an apocalyptic number.

It is an amenable number.

101366641 is a deficient number, since it is larger than the sum of its proper divisors (1).

101366641 is an equidigital number, since it uses as much as digits as its factorization.

101366641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 101366641 is about 10068.1001683535. The cubic root of 101366641 is about 466.2637853356.

The spelling of 101366641 in words is "one hundred one million, three hundred sixty-six thousand, six hundred forty-one".