454140045 has 12 divisors (see below), whose sum is σ = 787176156. Its totient is φ = 242208000.

The previous prime is 454140019. The next prime is 454140053. The reversal of 454140045 is 540041454.

It can be written as a sum of positive squares in 2 ways, for example, as 158231241 + 295908804 = 12579^2 + 17202^2 .

It is not a de Polignac number, because 454140045 - 2⁵ = 454140013 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5045956 + ... + 5046045.

It is an arithmetic number, because the mean of its divisors is an integer number (65598013).

Almost surely, 2^454140045 is an apocalyptic number.

454140045 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

454140045 is a deficient number, since it is larger than the sum of its proper divisors (333036111).

454140045 is a wasteful number, since it uses less digits than its factorization.

454140045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10092012 (or 10092009 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 454140045 is about 21310.5618180282. The cubic root of 454140045 is about 768.6523032698.

Adding to 454140045 its reverse (540041454), we get a palindrome (994181499).

The spelling of 454140045 in words is "four hundred fifty-four million, one hundred forty thousand, forty-five".