454045445 has 16 divisors (see below), whose sum is σ = 626427648. Its totient is φ = 309477120.

The previous prime is 454045433. The next prime is 454045453. The reversal of 454045445 is 544540454.

It is not a de Polignac number, because 454045445 - 2⁴ = 454045429 is a prime.

It is a super-2 number, since 2×454045445² = 412314532250496050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32996 + ... + 44685.

It is an arithmetic number, because the mean of its divisors is an integer number (39151728).

Almost surely, 2^454045445 is an apocalyptic number.

It is an amenable number.

454045445 is a deficient number, since it is larger than the sum of its proper divisors (172382203).

454045445 is a wasteful number, since it uses less digits than its factorization.

454045445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77860.

The product of its (nonzero) digits is 128000, while the sum is 35.

The square root of 454045445 is about 21308.3421457419. The cubic root of 454045445 is about 768.5989279889.

Adding to 454045445 its reverse (544540454), we get a palindrome (998585899).

The spelling of 454045445 in words is "four hundred fifty-four million, forty-five thousand, four hundred forty-five".