1450544521 has 2 divisors, whose sum is σ = 1450544522. Its totient is φ = 1450544520.

The previous prime is 1450544507. The next prime is 1450544539. The reversal of 1450544521 is 1254450541.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 843612025 + 606932496 = 29045^2 + 24636^2 .

It is a cyclic number.

It is not a de Polignac number, because 1450544521 - 2⁵ = 1450544489 is a prime.

It is not a weakly prime, because it can be changed into another prime (1450544551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 725272260 + 725272261.

It is an arithmetic number, because the mean of its divisors is an integer number (725272261).

Almost surely, 2^1450544521 is an apocalyptic number.

It is an amenable number.

1450544521 is a deficient number, since it is larger than the sum of its proper divisors (1).

1450544521 is an equidigital number, since it uses as much as digits as its factorization.

1450544521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16000, while the sum is 31.

The square root of 1450544521 is about 38086.0147692037. The cubic root of 1450544521 is about 1131.9928602416.

The spelling of 1450544521 in words is "one billion, four hundred fifty million, five hundred forty-four thousand, five hundred twenty-one".