453145738 has 8 divisors (see below), whose sum is σ = 688322880. Its totient is φ = 223704780.

The previous prime is 453145733. The next prime is 453145769. The reversal of 453145738 is 837541354.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 453145738.

It is not an unprimeable number, because it can be changed into a prime (453145733) 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, 1433848 + ... + 1434163.

It is an arithmetic number, because the mean of its divisors is an integer number (86040360).

Almost surely, 2^453145738 is an apocalyptic number.

453145738 is a deficient number, since it is larger than the sum of its proper divisors (235177142).

453145738 is a wasteful number, since it uses less digits than its factorization.

453145738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2868092.

The product of its digits is 201600, while the sum is 40.

The square root of 453145738 is about 21287.2200627513. The cubic root of 453145738 is about 768.0909237059.

The spelling of 453145738 in words is "four hundred fifty-three million, one hundred forty-five thousand, seven hundred thirty-eight".