1145403883 has 16 divisors (see below), whose sum is σ = 1310994720. Its totient is φ = 991351296.

The previous prime is 1145403881. The next prime is 1145403911. The reversal of 1145403883 is 3883045411.

It is not a de Polignac number, because 1145403883 - 2¹ = 1145403881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1145403881) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49816 + ... + 69082.

It is an arithmetic number, because the mean of its divisors is an integer number (81937170).

Almost surely, 2^1145403883 is an apocalyptic number.

1145403883 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1145403883 is a deficient number, since it is larger than the sum of its proper divisors (165590837).

1145403883 is a wasteful number, since it uses less digits than its factorization.

1145403883 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19566.

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 1145403883 is about 33843.8160230196. The cubic root of 1145403883 is about 1046.2919493940.

The spelling of 1145403883 in words is "one billion, one hundred forty-five million, four hundred three thousand, eight hundred eighty-three".