1150221400 has 24 divisors (see below), whose sum is σ = 2674265220. Its totient is φ = 460088480.

The previous prime is 1150221353. The next prime is 1150221439. The reversal of 1150221400 is 41220511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2875354 + ... + 2875753.

Almost surely, 2^1150221400 is an apocalyptic number.

1150221400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1150221400 is an abundant number, since it is smaller than the sum of its proper divisors (1524043820).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1150221400 is a wasteful number, since it uses less digits than its factorization.

1150221400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5751123 (or 5751114 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 1150221400 is about 33914.9141234354. The cubic root of 1150221400 is about 1047.7567831957.

Adding to 1150221400 its reverse (41220511), we get a palindrome (1191441911).

The spelling of 1150221400 in words is "one billion, one hundred fifty million, two hundred twenty-one thousand, four hundred".