1150226146 has 4 divisors (see below), whose sum is σ = 1725339222. Its totient is φ = 575113072.

The previous prime is 1150226111. The next prime is 1150226149. The reversal of 1150226146 is 6416220511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6416220511 = 1213 ⋅5289547.

It can be written as a sum of positive squares in only one way, i.e., 726895521 + 423330625 = 26961^2 + 20575^2 .

It is not an unprimeable number, because it can be changed into a prime (1150226149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 287556535 + ... + 287556538.

Almost surely, 2^1150226146 is an apocalyptic number.

1150226146 is a deficient number, since it is larger than the sum of its proper divisors (575113076).

1150226146 is an equidigital number, since it uses as much as digits as its factorization.

1150226146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575113075.

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

The square root of 1150226146 is about 33914.9840925807. The cubic root of 1150226146 is about 1047.7582242652.

Adding to 1150226146 its reverse (6416220511), we get a palindrome (7566446657).

The spelling of 1150226146 in words is "one billion, one hundred fifty million, two hundred twenty-six thousand, one hundred forty-six".