70161303 has 4 divisors (see below), whose sum is σ = 93548408. Its totient is φ = 46774200.

The previous prime is 70161283. The next prime is 70161307. The reversal of 70161303 is 30316107.

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

It is not a de Polignac number, because 70161303 - 2⁶ = 70161239 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 70161303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70161307) 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, 11693548 + ... + 11693553.

It is an arithmetic number, because the mean of its divisors is an integer number (23387102).

Almost surely, 2^70161303 is an apocalyptic number.

70161303 is a deficient number, since it is larger than the sum of its proper divisors (23387105).

70161303 is a wasteful number, since it uses less digits than its factorization.

70161303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23387104.

The product of its (nonzero) digits is 378, while the sum is 21.

The square root of 70161303 is about 8376.2344164905. The cubic root of 70161303 is about 412.4448469879. Note that the first 3 decimals are identical.

The spelling of 70161303 in words is "seventy million, one hundred sixty-one thousand, three hundred three".