1150203345 has 16 divisors (see below), whose sum is σ = 1883124672. Its totient is φ = 599175360.

The previous prime is 1150203311. The next prime is 1150203377. The reversal of 1150203345 is 5433020511.

It is not a de Polignac number, because 1150203345 - 2⁶ = 1150203281 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 890986 + ... + 892275.

It is an arithmetic number, because the mean of its divisors is an integer number (117695292).

Almost surely, 2^1150203345 is an apocalyptic number.

1150203345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1150203345 is a deficient number, since it is larger than the sum of its proper divisors (732921327).

1150203345 is a wasteful number, since it uses less digits than its factorization.

1150203345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1783312.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 1150203345 is about 33914.6479415606. The cubic root of 1150203345 is about 1047.7513009620.

Adding to 1150203345 its reverse (5433020511), we get a palindrome (6583223856).

The spelling of 1150203345 in words is "one billion, one hundred fifty million, two hundred three thousand, three hundred forty-five".