454561501 has 4 divisors (see below), whose sum is σ = 458731900. Its totient is φ = 450391104.

The previous prime is 454561483. The next prime is 454561507. The reversal of 454561501 is 105165454.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 221235876 + 233325625 = 14874^2 + 15275^2 .

It is a cyclic number.

It is not a de Polignac number, because 454561501 - 2⁵ = 454561469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454561507) 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, 2085036 + ... + 2085253.

It is an arithmetic number, because the mean of its divisors is an integer number (114682975).

Almost surely, 2^454561501 is an apocalyptic number.

It is an amenable number.

454561501 is a deficient number, since it is larger than the sum of its proper divisors (4170399).

454561501 is a wasteful number, since it uses less digits than its factorization.

454561501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4170398.

The product of its (nonzero) digits is 12000, while the sum is 31.

The square root of 454561501 is about 21320.4479549563. The cubic root of 454561501 is about 768.8900074520.

The spelling of 454561501 in words is "four hundred fifty-four million, five hundred sixty-one thousand, five hundred one".