1150280263 has 4 divisors (see below), whose sum is σ = 1254851208. Its totient is φ = 1045709320.

The previous prime is 1150280251. The next prime is 1150280267. The reversal of 1150280263 is 3620820511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1150280263 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 (1150280267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52285456 + ... + 52285477.

It is an arithmetic number, because the mean of its divisors is an integer number (313712802).

Almost surely, 2^1150280263 is an apocalyptic number.

1150280263 is a deficient number, since it is larger than the sum of its proper divisors (104570945).

1150280263 is a wasteful number, since it uses less digits than its factorization.

1150280263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104570944.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 1150280263 is about 33915.7819163881. The cubic root of 1150280263 is about 1047.7746560028.

The spelling of 1150280263 in words is "one billion, one hundred fifty million, two hundred eighty thousand, two hundred sixty-three".