1450254521 has 4 divisors (see below), whose sum is σ = 1459151952. Its totient is φ = 1441357092.

The previous prime is 1450254497. The next prime is 1450254539. The reversal of 1450254521 is 1254520541.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1450254521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1450254551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4448471 + ... + 4448796.

It is an arithmetic number, because the mean of its divisors is an integer number (364787988).

Almost surely, 2^1450254521 is an apocalyptic number.

It is an amenable number.

1450254521 is a deficient number, since it is larger than the sum of its proper divisors (8897431).

1450254521 is an equidigital number, since it uses as much as digits as its factorization.

1450254521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8897430.

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 1450254521 is about 38082.2074071344. The cubic root of 1450254521 is about 1131.9174173524.

The spelling of 1450254521 in words is "one billion, four hundred fifty million, two hundred fifty-four thousand, five hundred twenty-one".