453940120603 has 4 divisors (see below), whose sum is σ = 469593228240. Its totient is φ = 438287012968.

The previous prime is 453940120573. The next prime is 453940120649. The reversal of 453940120603 is 306021049354.

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 453940120603 - 2³³ = 445350186011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (453940130603) 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, 7826553775 + ... + 7826553832.

It is an arithmetic number, because the mean of its divisors is an integer number (117398307060).

Almost surely, 2^453940120603 is an apocalyptic number.

453940120603 is a deficient number, since it is larger than the sum of its proper divisors (15653107637).

453940120603 is a wasteful number, since it uses less digits than its factorization.

453940120603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15653107636.

The product of its (nonzero) digits is 77760, while the sum is 37.

Adding to 453940120603 its reverse (306021049354), we get a palindrome (759961169957).

The spelling of 453940120603 in words is "four hundred fifty-three billion, nine hundred forty million, one hundred twenty thousand, six hundred three".