1450249897 has 2 divisors, whose sum is σ = 1450249898. Its totient is φ = 1450249896.

The previous prime is 1450249873. The next prime is 1450249903. The reversal of 1450249897 is 7989420541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1025024256 + 425225641 = 32016^2 + 20621^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1450249897 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1450249897.

It is not a weakly prime, because it can be changed into another prime (1450249597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 725124948 + 725124949.

It is an arithmetic number, because the mean of its divisors is an integer number (725124949).

Almost surely, 2^1450249897 is an apocalyptic number.

It is an amenable number.

1450249897 is a deficient number, since it is larger than the sum of its proper divisors (1).

1450249897 is an equidigital number, since it uses as much as digits as its factorization.

1450249897 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 725760, while the sum is 49.

The square root of 1450249897 is about 38082.1466963195. The cubic root of 1450249897 is about 1131.9162143471.

The spelling of 1450249897 in words is "one billion, four hundred fifty million, two hundred forty-nine thousand, eight hundred ninety-seven".