454465477 has 4 divisors (see below), whose sum is σ = 454576396. Its totient is φ = 454354560.

The previous prime is 454465469. The next prime is 454465481. The reversal of 454465477 is 774564454.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 774564454 = 2 ⋅387282227.

It can be written as a sum of positive squares in 2 ways, for example, as 433222596 + 21242881 = 20814^2 + 4609^2 .

It is a cyclic number.

It is not a de Polignac number, because 454465477 - 2³ = 454465469 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 (454465447) 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, 49068 + ... + 57589.

It is an arithmetic number, because the mean of its divisors is an integer number (113644099).

Almost surely, 2^454465477 is an apocalyptic number.

It is an amenable number.

454465477 is a deficient number, since it is larger than the sum of its proper divisors (110919).

454465477 is a wasteful number, since it uses less digits than its factorization.

454465477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110918.

The product of its digits is 1881600, while the sum is 46.

The square root of 454465477 is about 21318.1959133506. The cubic root of 454465477 is about 768.8358621615.

The spelling of 454465477 in words is "four hundred fifty-four million, four hundred sixty-five thousand, four hundred seventy-seven".