454140345 has 16 divisors (see below), whose sum is σ = 727186752. Its totient is φ = 242020800.

The previous prime is 454140343. The next prime is 454140347. The reversal of 454140345 is 543041454.

It is an interprime number because it is at equal distance from previous prime (454140343) and next prime (454140347).

It is not a de Polignac number, because 454140345 - 2¹ = 454140343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (454140343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9570 + ... + 31620.

It is an arithmetic number, because the mean of its divisors is an integer number (45449172).

Almost surely, 2^454140345 is an apocalyptic number.

It is an amenable number.

454140345 is a deficient number, since it is larger than the sum of its proper divisors (273046407).

454140345 is a wasteful number, since it uses less digits than its factorization.

454140345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23432.

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 454140345 is about 21310.5688567903. The cubic root of 454140345 is about 768.6524725243.

Adding to 454140345 its reverse (543041454), we get a palindrome (997181799).

The spelling of 454140345 in words is "four hundred fifty-four million, one hundred forty thousand, three hundred forty-five".