109491496 has 16 divisors (see below), whose sum is σ = 206797140. Its totient is φ = 54345600.

The previous prime is 109491493. The next prime is 109491511. The reversal of 109491496 is 694194901.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 96314596 + 13176900 = 9814^2 + 3630^2 .

It is not an unprimeable number, because it can be changed into a prime (109491491) 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, 48855 + ... + 51046.

Almost surely, 2^109491496 is an apocalyptic number.

It is an amenable number.

109491496 is a deficient number, since it is larger than the sum of its proper divisors (97305644).

109491496 is a wasteful number, since it uses less digits than its factorization.

109491496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100044 (or 100040 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 43.

The square root of 109491496 is about 10463.8184235011. The cubic root of 109491496 is about 478.4025250330.

The spelling of 109491496 in words is "one hundred nine million, four hundred ninety-one thousand, four hundred ninety-six".