1105631552 has 28 divisors (see below), whose sum is σ = 2197034976. Its totient is φ = 552048000.

The previous prime is 1105631539. The next prime is 1105631557. The reversal of 1105631552 is 2551365011.

It is a super-2 number, since 2×1105631552² = 2444842257555857408, which contains 22 as substring.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105631557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35927 + ... + 59177.

Almost surely, 2^1105631552 is an apocalyptic number.

It is an amenable number.

1105631552 is a deficient number, since it is larger than the sum of its proper divisors (1091403424).

1105631552 is an equidigital number, since it uses as much as digits as its factorization.

1105631552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24006 (or 23996 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 29.

The square root of 1105631552 is about 33251.0383597265. The cubic root of 1105631552 is about 1034.0387356462.

Adding to 1105631552 its reverse (2551365011), we get a palindrome (3656996563).

The spelling of 1105631552 in words is "one billion, one hundred five million, six hundred thirty-one thousand, five hundred fifty-two".