70445303 has 4 divisors (see below), whose sum is σ = 70549128. Its totient is φ = 70341480.

The previous prime is 70445279. The next prime is 70445317. The reversal of 70445303 is 30354407.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 70445303 - 2⁸ = 70445047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70445383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50888 + ... + 52253.

It is an arithmetic number, because the mean of its divisors is an integer number (17637282).

Almost surely, 2^70445303 is an apocalyptic number.

70445303 is a deficient number, since it is larger than the sum of its proper divisors (103825).

70445303 is a wasteful number, since it uses less digits than its factorization.

70445303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103824.

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

The square root of 70445303 is about 8393.1700209158. The cubic root of 70445303 is about 413.0005979976. Note that the first 3 decimals are identical.

The spelling of 70445303 in words is "seventy million, four hundred forty-five thousand, three hundred three".