109204553 has 2 divisors, whose sum is σ = 109204554. Its totient is φ = 109204552.

The previous prime is 109204531. The next prime is 109204577. The reversal of 109204553 is 355402901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71098624 + 38105929 = 8432^2 + 6173^2 .

It is a cyclic number.

It is not a de Polignac number, because 109204553 - 2⁶ = 109204489 is a prime.

It is not a weakly prime, because it can be changed into another prime (109203553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54602276 + 54602277.

It is an arithmetic number, because the mean of its divisors is an integer number (54602277).

Almost surely, 2^109204553 is an apocalyptic number.

It is an amenable number.

109204553 is a deficient number, since it is larger than the sum of its proper divisors (1).

109204553 is an equidigital number, since it uses as much as digits as its factorization.

109204553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 109204553 is about 10450.0982292034. The cubic root of 109204553 is about 477.9842449129.

The spelling of 109204553 in words is "one hundred nine million, two hundred four thousand, five hundred fifty-three".