453328138 has 4 divisors (see below), whose sum is σ = 679992210. Its totient is φ = 226664068.

The previous prime is 453328129. The next prime is 453328153. The reversal of 453328138 is 831823354.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 831823354 = 2 ⋅415911677.

It can be written as a sum of positive squares in only one way, i.e., 323892009 + 129436129 = 17997^2 + 11377^2 .

It is a junction number, because it is equal to n+sod(n) for n = 453328097 and 453328106.

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, 113332033 + ... + 113332036.

Almost surely, 2^453328138 is an apocalyptic number.

453328138 is a deficient number, since it is larger than the sum of its proper divisors (226664072).

453328138 is a wasteful number, since it uses less digits than its factorization.

453328138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226664071.

The product of its digits is 69120, while the sum is 37.

The square root of 453328138 is about 21291.5038923980. The cubic root of 453328138 is about 768.1939670754.

The spelling of 453328138 in words is "four hundred fifty-three million, three hundred twenty-eight thousand, one hundred thirty-eight".