1150322047 has 4 divisors (see below), whose sum is σ = 1314653776. Its totient is φ = 985990320.

The previous prime is 1150322029. The next prime is 1150322071. The reversal of 1150322047 is 7402230511.

It is a happy number.

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

It is not a de Polignac number, because 1150322047 - 2²³ = 1141933439 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 (1150322347) 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, 82165854 + ... + 82165867.

It is an arithmetic number, because the mean of its divisors is an integer number (328663444).

Almost surely, 2^1150322047 is an apocalyptic number.

1150322047 is a deficient number, since it is larger than the sum of its proper divisors (164331729).

1150322047 is an equidigital number, since it uses as much as digits as its factorization.

1150322047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164331728.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 1150322047 is about 33916.3979072071. The cubic root of 1150322047 is about 1047.7873426750.

Adding to 1150322047 its reverse (7402230511), we get a palindrome (8552552558).

The spelling of 1150322047 in words is "one billion, one hundred fifty million, three hundred twenty-two thousand, forty-seven".