453240542 has 4 divisors (see below), whose sum is σ = 679860816. Its totient is φ = 226620270.

The previous prime is 453240539. The next prime is 453240547. The reversal of 453240542 is 245042354.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453240547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113310134 + ... + 113310137.

It is an arithmetic number, because the mean of its divisors is an integer number (169965204).

Almost surely, 2^453240542 is an apocalyptic number.

453240542 is a deficient number, since it is larger than the sum of its proper divisors (226620274).

453240542 is a wasteful number, since it uses less digits than its factorization.

453240542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226620273.

The product of its (nonzero) digits is 19200, while the sum is 29.

The square root of 453240542 is about 21289.4467283676. The cubic root of 453240542 is about 768.1444848514.

Adding to 453240542 its reverse (245042354), we get a palindrome (698282896).

The spelling of 453240542 in words is "four hundred fifty-three million, two hundred forty thousand, five hundred forty-two".