453253145 has 8 divisors (see below), whose sum is σ = 558604104. Its totient is φ = 352802304.

The previous prime is 453253121. The next prime is 453253147. The reversal of 453253145 is 541352354.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 145636624 + 307616521 = 12068^2 + 17539^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 453253145 - 2⁶ = 453253081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (453253147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1224824 + ... + 1225193.

It is an arithmetic number, because the mean of its divisors is an integer number (69825513).

Almost surely, 2^453253145 is an apocalyptic number.

It is an amenable number.

453253145 is a deficient number, since it is larger than the sum of its proper divisors (105350959).

453253145 is a wasteful number, since it uses less digits than its factorization.

453253145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2450059.

The product of its digits is 36000, while the sum is 32.

The square root of 453253145 is about 21289.7427180321. The cubic root of 453253145 is about 768.1516045699.

The spelling of 453253145 in words is "four hundred fifty-three million, two hundred fifty-three thousand, one hundred forty-five".