1145210443 has 8 divisors (see below), whose sum is σ = 1261985648. Its totient is φ = 1032532704.

The previous prime is 1145210393. The next prime is 1145210449. The reversal of 1145210443 is 3440125411.

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 1145210443 - 2²⁹ = 608339531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1145210449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1023780 + ... + 1024897.

It is an arithmetic number, because the mean of its divisors is an integer number (157748206).

Almost surely, 2^1145210443 is an apocalyptic number.

1145210443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1145210443 is a deficient number, since it is larger than the sum of its proper divisors (116775205).

1145210443 is a wasteful number, since it uses less digits than its factorization.

1145210443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2048733.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 1145210443 is about 33840.9580685890. The cubic root of 1145210443 is about 1046.2330455399.

Adding to 1145210443 its reverse (3440125411), we get a palindrome (4585335854).

The spelling of 1145210443 in words is "one billion, one hundred forty-five million, two hundred ten thousand, four hundred forty-three".