15450241 has 2 divisors, whose sum is σ = 15450242. Its totient is φ = 15450240.

The previous prime is 15450233. The next prime is 15450247. The reversal of 15450241 is 14205451.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9024016 + 6426225 = 3004^2 + 2535^2 .

It is a cyclic number.

It is not a de Polignac number, because 15450241 - 2³ = 15450233 is a prime.

It is not a weakly prime, because it can be changed into another prime (15450247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7725120 + 7725121.

It is an arithmetic number, because the mean of its divisors is an integer number (7725121).

Almost surely, 2^15450241 is an apocalyptic number.

It is an amenable number.

15450241 is a deficient number, since it is larger than the sum of its proper divisors (1).

15450241 is an equidigital number, since it uses as much as digits as its factorization.

15450241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 15450241 is about 3930.6794578037. The cubic root of 15450241 is about 249.0644553922.

Adding to 15450241 its reverse (14205451), we get a palindrome (29655692).

The spelling of 15450241 in words is "fifteen million, four hundred fifty thousand, two hundred forty-one".