101085449 has 2 divisors, whose sum is σ = 101085450. Its totient is φ = 101085448.

The previous prime is 101085431. The next prime is 101085461. The reversal of 101085449 is 944580101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74511424 + 26574025 = 8632^2 + 5155^2 .

It is a cyclic number.

It is not a de Polignac number, because 101085449 - 2¹⁶ = 101019913 is a prime.

It is not a weakly prime, because it can be changed into another prime (101085499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50542724 + 50542725.

It is an arithmetic number, because the mean of its divisors is an integer number (50542725).

Almost surely, 2^101085449 is an apocalyptic number.

It is an amenable number.

101085449 is a deficient number, since it is larger than the sum of its proper divisors (1).

101085449 is an equidigital number, since it uses as much as digits as its factorization.

101085449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 32.

The square root of 101085449 is about 10054.1259689741. The cubic root of 101085449 is about 465.8322460398.

The spelling of 101085449 in words is "one hundred one million, eighty-five thousand, four hundred forty-nine".