1445434453 has 8 divisors (see below), whose sum is σ = 1452820320. Its totient is φ = 1438062000.

The previous prime is 1445434439. The next prime is 1445434499. The reversal of 1445434453 is 3544345441.

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 1445434453 - 2⁵ = 1445434421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1445431453) 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, 265626 + ... + 271012.

It is an arithmetic number, because the mean of its divisors is an integer number (181602540).

Almost surely, 2^1445434453 is an apocalyptic number.

It is an amenable number.

1445434453 is a deficient number, since it is larger than the sum of its proper divisors (7385867).

1445434453 is a wasteful number, since it uses less digits than its factorization.

1445434453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6707.

The product of its digits is 230400, while the sum is 37.

The square root of 1445434453 is about 38018.8696965073. The cubic root of 1445434453 is about 1130.6620113848.

Adding to 1445434453 its reverse (3544345441), we get a palindrome (4989779894).

It can be divided in two parts, 144543 and 4453, that added together give a square (148996 = 386²).

The spelling of 1445434453 in words is "one billion, four hundred forty-five million, four hundred thirty-four thousand, four hundred fifty-three".