1454996561 has 16 divisors (see below), whose sum is σ = 1584188928. Its totient is φ = 1330905600.

The previous prime is 1454996551. The next prime is 1454996579. The reversal of 1454996561 is 1656994541.

It is a cyclic number.

It is not a de Polignac number, because 1454996561 - 2¹⁸ = 1454734417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1454996551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 185036 + ... + 192738.

It is an arithmetic number, because the mean of its divisors is an integer number (99011808).

Almost surely, 2^1454996561 is an apocalyptic number.

It is an amenable number.

1454996561 is a deficient number, since it is larger than the sum of its proper divisors (129192367).

1454996561 is a wasteful number, since it uses less digits than its factorization.

1454996561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8032.

The product of its digits is 1166400, while the sum is 50.

The square root of 1454996561 is about 38144.4171668673. The cubic root of 1454996561 is about 1133.1497890673.

The spelling of 1454996561 in words is "one billion, four hundred fifty-four million, nine hundred ninety-six thousand, five hundred sixty-one".