70543223 has 2 divisors, whose sum is σ = 70543224. Its totient is φ = 70543222.

The previous prime is 70543211. The next prime is 70543243. The reversal of 70543223 is 32234507.

70543223 is nontrivially palindromic in base 14.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70543223 - 2²⁶ = 3434359 is a prime.

It is a super-2 number, since 2×70543223² = 9952692622455458, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 70543192 and 70543201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70543243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35271611 + 35271612.

It is an arithmetic number, because the mean of its divisors is an integer number (35271612).

Almost surely, 2^70543223 is an apocalyptic number.

70543223 is a deficient number, since it is larger than the sum of its proper divisors (1).

70543223 is an equidigital number, since it uses as much as digits as its factorization.

70543223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 26.

The square root of 70543223 is about 8399.0013096796. The cubic root of 70543223 is about 413.1918683564.

The spelling of 70543223 in words is "seventy million, five hundred forty-three thousand, two hundred twenty-three".