1150251043 has 2 divisors, whose sum is σ = 1150251044. Its totient is φ = 1150251042.

The previous prime is 1150251029. The next prime is 1150251071. The reversal of 1150251043 is 3401520511.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1150251043 - 2¹³ = 1150242851 is a prime.

It is not a weakly prime, because it can be changed into another prime (1150251083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575125521 + 575125522.

It is an arithmetic number, because the mean of its divisors is an integer number (575125522).

Almost surely, 2^1150251043 is an apocalyptic number.

1150251043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1150251043 is an equidigital number, since it uses as much as digits as its factorization.

1150251043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 1150251043 is about 33915.3511407445. The cubic root of 1150251043 is about 1047.7657838940.

Adding to 1150251043 its reverse (3401520511), we get a palindrome (4551771554).

The spelling of 1150251043 in words is "one billion, one hundred fifty million, two hundred fifty-one thousand, forty-three".