1145451513 has 8 divisors (see below), whose sum is σ = 1568546368. Its totient is φ = 742995504.

The previous prime is 1145451491. The next prime is 1145451521. The reversal of 1145451513 is 3151545411.

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

It is not a de Polignac number, because 1145451513 - 2¹⁶ = 1145385977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1145451583) 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, 5159581 + ... + 5159802.

It is an arithmetic number, because the mean of its divisors is an integer number (196068296).

Almost surely, 2^1145451513 is an apocalyptic number.

It is an amenable number.

1145451513 is a deficient number, since it is larger than the sum of its proper divisors (423094855).

1145451513 is a wasteful number, since it uses less digits than its factorization.

1145451513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10319423.

The product of its digits is 6000, while the sum is 30.

The square root of 1145451513 is about 33844.5196893086. The cubic root of 1145451513 is about 1046.3064520498.

Adding to 1145451513 its reverse (3151545411), we get a palindrome (4296996924).

The spelling of 1145451513 in words is "one billion, one hundred forty-five million, four hundred fifty-one thousand, five hundred thirteen".