455540451 has 4 divisors (see below), whose sum is σ = 607387272. Its totient is φ = 303693632.

The previous prime is 455540419. The next prime is 455540479. The reversal of 455540451 is 154045554.

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

It is a cyclic number.

It is not a de Polignac number, because 455540451 - 2⁵ = 455540419 is a prime.

It is not an unprimeable number, because it can be changed into a prime (455540251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75923406 + ... + 75923411.

It is an arithmetic number, because the mean of its divisors is an integer number (151846818).

Almost surely, 2^455540451 is an apocalyptic number.

455540451 is a deficient number, since it is larger than the sum of its proper divisors (151846821).

455540451 is a wasteful number, since it uses less digits than its factorization.

455540451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151846820.

The product of its (nonzero) digits is 40000, while the sum is 33.

The square root of 455540451 is about 21343.3936148870. The cubic root of 455540451 is about 769.4415757740.

The spelling of 455540451 in words is "four hundred fifty-five million, five hundred forty thousand, four hundred fifty-one".