109813453 has 2 divisors, whose sum is σ = 109813454. Its totient is φ = 109813452.

The previous prime is 109813441. The next prime is 109813511. The reversal of 109813453 is 354318901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85340644 + 24472809 = 9238^2 + 4947^2 .

It is an emirp because it is prime and its reverse (354318901) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 109813453 - 2¹⁷ = 109682381 is a prime.

It is equal to p_6293176 and since 109813453 and 6293176 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109813853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54906726 + 54906727.

It is an arithmetic number, because the mean of its divisors is an integer number (54906727).

Almost surely, 2^109813453 is an apocalyptic number.

It is an amenable number.

109813453 is a deficient number, since it is larger than the sum of its proper divisors (1).

109813453 is an equidigital number, since it uses as much as digits as its factorization.

109813453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 109813453 is about 10479.1914287315. The cubic root of 109813453 is about 478.8709763879.

The spelling of 109813453 in words is "one hundred nine million, eight hundred thirteen thousand, four hundred fifty-three".