101452249 has 2 divisors, whose sum is σ = 101452250. Its totient is φ = 101452248.

The previous prime is 101452207. The next prime is 101452259. The reversal of 101452249 is 942254101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99141849 + 2310400 = 9957^2 + 1520^2 .

It is an emirp because it is prime and its reverse (942254101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 101452249 - 2⁹ = 101451737 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (101452259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50726124 + 50726125.

It is an arithmetic number, because the mean of its divisors is an integer number (50726125).

Almost surely, 2^101452249 is an apocalyptic number.

It is an amenable number.

101452249 is a deficient number, since it is larger than the sum of its proper divisors (1).

101452249 is an equidigital number, since it uses as much as digits as its factorization.

101452249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 101452249 is about 10072.3507186754. The cubic root of 101452249 is about 466.3950075937.

The spelling of 101452249 in words is "one hundred one million, four hundred fifty-two thousand, two hundred forty-nine".