1450255521 has 16 divisors (see below), whose sum is σ = 2271729600. Its totient is φ = 811331520.

The previous prime is 1450255517. The next prime is 1450255537. The reversal of 1450255521 is 1255520541.

It is not a de Polignac number, because 1450255521 - 2² = 1450255517 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1450255561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1689846 + ... + 1690703.

It is an arithmetic number, because the mean of its divisors is an integer number (141983100).

Almost surely, 2^1450255521 is an apocalyptic number.

1450255521 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1450255521 is a deficient number, since it is larger than the sum of its proper divisors (821474079).

1450255521 is a wasteful number, since it uses less digits than its factorization.

1450255521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3380576.

The product of its (nonzero) digits is 10000, while the sum is 30.

The square root of 1450255521 is about 38082.2205366231. The cubic root of 1450255521 is about 1131.9176775176.

The spelling of 1450255521 in words is "one billion, four hundred fifty million, two hundred fifty-five thousand, five hundred twenty-one".