1150136421 has 16 divisors (see below), whose sum is σ = 1753062528. Its totient is φ = 657043200.

The previous prime is 1150136417. The next prime is 1150136441. The reversal of 1150136421 is 1246310511.

It is a happy number.

It is not a de Polignac number, because 1150136421 - 2² = 1150136417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1150136391 and 1150136400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1150136441) 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 in 15 ways as a sum of consecutive naturals, for example, 150001 + ... + 157481.

It is an arithmetic number, because the mean of its divisors is an integer number (109566408).

Almost surely, 2^1150136421 is an apocalyptic number.

It is an amenable number.

1150136421 is a deficient number, since it is larger than the sum of its proper divisors (602926107).

1150136421 is an equidigital number, since it uses as much as digits as its factorization.

1150136421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14812.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 1150136421 is about 33913.6612738878. The cubic root of 1150136421 is about 1047.7309796080.

Adding to 1150136421 its reverse (1246310511), we get a palindrome (2396446932).

The spelling of 1150136421 in words is "one billion, one hundred fifty million, one hundred thirty-six thousand, four hundred twenty-one".