109626401 has 2 divisors, whose sum is σ = 109626402. Its totient is φ = 109626400.

The previous prime is 109626397. The next prime is 109626431. The reversal of 109626401 is 104626901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68973025 + 40653376 = 8305^2 + 6376^2 .

It is a cyclic number.

It is not a de Polignac number, because 109626401 - 2² = 109626397 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (109626431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54813200 + 54813201.

It is an arithmetic number, because the mean of its divisors is an integer number (54813201).

Almost surely, 2^109626401 is an apocalyptic number.

It is an amenable number.

109626401 is a deficient number, since it is larger than the sum of its proper divisors (1).

109626401 is an equidigital number, since it uses as much as digits as its factorization.

109626401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 109626401 is about 10470.2626996652. The cubic root of 109626401 is about 478.5989250790.

The spelling of 109626401 in words is "one hundred nine million, six hundred twenty-six thousand, four hundred one".