1108693953 has 8 divisors (see below), whose sum is σ = 1642509600. Its totient is φ = 739129284.

The previous prime is 1108693931. The next prime is 1108694021. The reversal of 1108693953 is 3593968011.

It is not a de Polignac number, because 1108693953 - 2⁵ = 1108693921 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1108693899 and 1108693908.

It is not an unprimeable number, because it can be changed into a prime (1108693853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20531343 + ... + 20531396.

It is an arithmetic number, because the mean of its divisors is an integer number (205313700).

Almost surely, 2^1108693953 is an apocalyptic number.

It is an amenable number.

1108693953 is a deficient number, since it is larger than the sum of its proper divisors (533815647).

1108693953 is an equidigital number, since it uses as much as digits as its factorization.

1108693953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41062748 (or 41062742 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 45.

The square root of 1108693953 is about 33297.0562212337. The cubic root of 1108693953 is about 1034.9925561321.

The spelling of 1108693953 in words is "one billion, one hundred eight million, six hundred ninety-three thousand, nine hundred fifty-three".