453040342 has 4 divisors (see below), whose sum is σ = 679560516. Its totient is φ = 226520170.

The previous prime is 453040331. The next prime is 453040373. The reversal of 453040342 is 243040354.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113260084 + ... + 113260087.

It is an arithmetic number, because the mean of its divisors is an integer number (169890129).

Almost surely, 2^453040342 is an apocalyptic number.

453040342 is a deficient number, since it is larger than the sum of its proper divisors (226520174).

453040342 is a wasteful number, since it uses less digits than its factorization.

453040342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226520173.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 453040342 is about 21284.7443489463. The cubic root of 453040342 is about 768.0313696587.

Adding to 453040342 its reverse (243040354), we get a palindrome (696080696).

The spelling of 453040342 in words is "four hundred fifty-three million, forty thousand, three hundred forty-two".