109783455 has 32 divisors (see below), whose sum is σ = 178606080. Its totient is φ = 57576960.

The previous prime is 109783411. The next prime is 109783481. The reversal of 109783455 is 554387901.

It is not a de Polignac number, because 109783455 - 2⁹ = 109782943 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 404970 + ... + 405240.

It is an arithmetic number, because the mean of its divisors is an integer number (5581440).

Almost surely, 2^109783455 is an apocalyptic number.

109783455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

109783455 is a deficient number, since it is larger than the sum of its proper divisors (68822625).

109783455 is a wasteful number, since it uses less digits than its factorization.

109783455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631.

The product of its (nonzero) digits is 151200, while the sum is 42.

The square root of 109783455 is about 10477.7600182482. The cubic root of 109783455 is about 478.8273676454.

The spelling of 109783455 in words is "one hundred nine million, seven hundred eighty-three thousand, four hundred fifty-five".