70378093 has 2 divisors, whose sum is σ = 70378094. Its totient is φ = 70378092.

The previous prime is 70378067. The next prime is 70378103. The reversal of 70378093 is 39087307.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 69172489 + 1205604 = 8317^2 + 1098^2 .

It is a cyclic number.

It is not a de Polignac number, because 70378093 - 2⁹ = 70377581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70378003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35189046 + 35189047.

It is an arithmetic number, because the mean of its divisors is an integer number (35189047).

Almost surely, 2^70378093 is an apocalyptic number.

It is an amenable number.

70378093 is a deficient number, since it is larger than the sum of its proper divisors (1).

70378093 is an equidigital number, since it uses as much as digits as its factorization.

70378093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31752, while the sum is 37.

The square root of 70378093 is about 8389.1652147279. The cubic root of 70378093 is about 412.8692118898.

The spelling of 70378093 in words is "seventy million, three hundred seventy-eight thousand, ninety-three".