110397139 has 2 divisors, whose sum is σ = 110397140. Its totient is φ = 110397138.

The previous prime is 110397127. The next prime is 110397223. The reversal of 110397139 is 931793011.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110397139 is a prime.

It is not a weakly prime, because it can be changed into another prime (110397109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55198569 + 55198570.

It is an arithmetic number, because the mean of its divisors is an integer number (55198570).

Almost surely, 2^110397139 is an apocalyptic number.

110397139 is a deficient number, since it is larger than the sum of its proper divisors (1).

110397139 is an equidigital number, since it uses as much as digits as its factorization.

110397139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5103, while the sum is 34.

The square root of 110397139 is about 10507.0042828582. The cubic root of 110397139 is about 479.7179173043.

The spelling of 110397139 in words is "one hundred ten million, three hundred ninety-seven thousand, one hundred thirty-nine".