88780243 has 2 divisors, whose sum is σ = 88780244. Its totient is φ = 88780242.

The previous prime is 88780229. The next prime is 88780261. The reversal of 88780243 is 34208788.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 88780243 - 2¹³ = 88772051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 88780196 and 88780205.

It is not a weakly prime, because it can be changed into another prime (88780283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44390121 + 44390122.

It is an arithmetic number, because the mean of its divisors is an integer number (44390122).

Almost surely, 2^88780243 is an apocalyptic number.

88780243 is a deficient number, since it is larger than the sum of its proper divisors (1).

88780243 is an equidigital number, since it uses as much as digits as its factorization.

88780243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86016, while the sum is 40.

The square root of 88780243 is about 9422.3268357662. The cubic root of 88780243 is about 446.1067314123.

The spelling of 88780243 in words is "eighty-eight million, seven hundred eighty thousand, two hundred forty-three".