70118233 has 2 divisors, whose sum is σ = 70118234. Its totient is φ = 70118232.

The previous prime is 70118221. The next prime is 70118261. The reversal of 70118233 is 33281107.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69839449 + 278784 = 8357^2 + 528^2 .

It is a cyclic number.

It is not a de Polignac number, because 70118233 - 2⁹ = 70117721 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 70118198 and 70118207.

It is not a weakly prime, because it can be changed into another prime (70118203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35059116 + 35059117.

It is an arithmetic number, because the mean of its divisors is an integer number (35059117).

Almost surely, 2^70118233 is an apocalyptic number.

It is an amenable number.

70118233 is a deficient number, since it is larger than the sum of its proper divisors (1).

70118233 is an equidigital number, since it uses as much as digits as its factorization.

70118233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 70118233 is about 8373.6630574677. The cubic root of 70118233 is about 412.3604337146.

The spelling of 70118233 in words is "seventy million, one hundred eighteen thousand, two hundred thirty-three".