109541550 has 24 divisors (see below), whose sum is σ = 271663416. Its totient is φ = 29211040.

The previous prime is 109541539. The next prime is 109541561. The reversal of 109541550 is 55145901.

It is an interprime number because it is at equal distance from previous prime (109541539) and next prime (109541561).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 364989 + ... + 365288.

It is an arithmetic number, because the mean of its divisors is an integer number (11319309).

Almost surely, 2^109541550 is an apocalyptic number.

109541550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

109541550 is an abundant number, since it is smaller than the sum of its proper divisors (162121866).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

109541550 is a wasteful number, since it uses less digits than its factorization.

109541550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730292 (or 730287 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 30.

The square root of 109541550 is about 10466.2099157240. The cubic root of 109541550 is about 478.4754144440.

The spelling of 109541550 in words is "one hundred nine million, five hundred forty-one thousand, five hundred fifty".