1123532450 has 12 divisors (see below), whose sum is σ = 2089770450. Its totient is φ = 449412960.

The previous prime is 1123532437. The next prime is 1123532483. The reversal of 1123532450 is 542353211.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 793492561 + 330039889 = 28169^2 + 18167^2 .

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, 11235275 + ... + 11235374.

Almost surely, 2^1123532450 is an apocalyptic number.

1123532450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1123532450 is a deficient number, since it is larger than the sum of its proper divisors (966238000).

1123532450 is a wasteful number, since it uses less digits than its factorization.

1123532450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22470661 (or 22470656 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 1123532450 is about 33519.1355795462. The cubic root of 1123532450 is about 1039.5894736963.

Adding to 1123532450 its reverse (542353211), we get a palindrome (1665885661).

The spelling of 1123532450 in words is "one billion, one hundred twenty-three million, five hundred thirty-two thousand, four hundred fifty".