79555103 has 2 divisors, whose sum is σ = 79555104. Its totient is φ = 79555102.

The previous prime is 79555093. The next prime is 79555127. The reversal of 79555103 is 30155597.

It is a weak prime.

It is an emirp because it is prime and its reverse (30155597) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 79555103 - 2⁶ = 79555039 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79555303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39777551 + 39777552.

It is an arithmetic number, because the mean of its divisors is an integer number (39777552).

Almost surely, 2^79555103 is an apocalyptic number.

79555103 is a deficient number, since it is larger than the sum of its proper divisors (1).

79555103 is an equidigital number, since it uses as much as digits as its factorization.

79555103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23625, while the sum is 35.

The square root of 79555103 is about 8919.3667376109. The cubic root of 79555103 is about 430.0867014643.

The spelling of 79555103 in words is "seventy-nine million, five hundred fifty-five thousand, one hundred three".