1122053650 has 12 divisors (see below), whose sum is σ = 2087019882. Its totient is φ = 448821440.

The previous prime is 1122053641. The next prime is 1122053657. The reversal of 1122053650 is 563502211.

It can be written as a sum of positive squares in 3 ways, for example, as 1006856361 + 115197289 = 31731^2 + 10733^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (1122053657) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11220487 + ... + 11220586.

Almost surely, 2^1122053650 is an apocalyptic number.

1122053650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1122053650 is a deficient number, since it is larger than the sum of its proper divisors (964966232).

1122053650 is a wasteful number, since it uses less digits than its factorization.

1122053650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22441085 (or 22441080 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 1122053650 is about 33497.0692747888. The cubic root of 1122053650 is about 1039.1331688533.

Adding to 1122053650 its reverse (563502211), we get a palindrome (1685555861).

The spelling of 1122053650 in words is "one billion, one hundred twenty-two million, fifty-three thousand, six hundred fifty".