70358983 has 2 divisors, whose sum is σ = 70358984. Its totient is φ = 70358982.

The previous prime is 70358947. The next prime is 70358987. The reversal of 70358983 is 38985307.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (38985307) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70358983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70358987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35179491 + 35179492.

It is an arithmetic number, because the mean of its divisors is an integer number (35179492).

Almost surely, 2^70358983 is an apocalyptic number.

70358983 is a deficient number, since it is larger than the sum of its proper divisors (1).

70358983 is an equidigital number, since it uses as much as digits as its factorization.

70358983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 70358983 is about 8388.0261682949. The cubic root of 70358983 is about 412.8318392523.

The spelling of 70358983 in words is "seventy million, three hundred fifty-eight thousand, nine hundred eighty-three".