109691053 has 2 divisors, whose sum is σ = 109691054. Its totient is φ = 109691052.

The previous prime is 109691039. The next prime is 109691059. The reversal of 109691053 is 350196901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56881764 + 52809289 = 7542^2 + 7267^2 .

It is a cyclic number.

It is not a de Polignac number, because 109691053 - 2⁹ = 109690541 is a prime.

It is equal to p_6286561 and since 109691053 and 6286561 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 (109691059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54845526 + 54845527.

It is an arithmetic number, because the mean of its divisors is an integer number (54845527).

Almost surely, 2^109691053 is an apocalyptic number.

It is an amenable number.

109691053 is a deficient number, since it is larger than the sum of its proper divisors (1).

109691053 is an equidigital number, since it uses as much as digits as its factorization.

109691053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7290, while the sum is 34.

The square root of 109691053 is about 10473.3496551963. The cubic root of 109691053 is about 478.6929909143.

The spelling of 109691053 in words is "one hundred nine million, six hundred ninety-one thousand, fifty-three".