107242549 has 2 divisors, whose sum is σ = 107242550. Its totient is φ = 107242548.

The previous prime is 107242529. The next prime is 107242571. The reversal of 107242549 is 945242701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76440049 + 30802500 = 8743^2 + 5550^2 .

It is a cyclic number.

It is not a de Polignac number, because 107242549 - 2¹³ = 107234357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (107242519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53621274 + 53621275.

It is an arithmetic number, because the mean of its divisors is an integer number (53621275).

Almost surely, 2^107242549 is an apocalyptic number.

It is an amenable number.

107242549 is a deficient number, since it is larger than the sum of its proper divisors (1).

107242549 is an equidigital number, since it uses as much as digits as its factorization.

107242549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 107242549 is about 10355.7978446858. The cubic root of 107242549 is about 475.1043892454.

The spelling of 107242549 in words is "one hundred seven million, two hundred forty-two thousand, five hundred forty-nine".