1450074397 has 2 divisors, whose sum is σ = 1450074398. Its totient is φ = 1450074396.

The previous prime is 1450074391. The next prime is 1450074401. The reversal of 1450074397 is 7934700541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1189284196 + 260790201 = 34486^2 + 16149^2 .

It is an emirp because it is prime and its reverse (7934700541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1450074397 - 2³ = 1450074389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1450074391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 725037198 + 725037199.

It is an arithmetic number, because the mean of its divisors is an integer number (725037199).

Almost surely, 2^1450074397 is an apocalyptic number.

It is an amenable number.

1450074397 is a deficient number, since it is larger than the sum of its proper divisors (1).

1450074397 is an equidigital number, since it uses as much as digits as its factorization.

1450074397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105840, while the sum is 40.

The square root of 1450074397 is about 38079.8423972579. The cubic root of 1450074397 is about 1131.8705534097.

The spelling of 1450074397 in words is "one billion, four hundred fifty million, seventy-four thousand, three hundred ninety-seven".