70313903 has 4 divisors (see below), whose sum is σ = 76706088. Its totient is φ = 63921720.

The previous prime is 70313879. The next prime is 70313909. The reversal of 70313903 is 30931307.

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 70313903 - 2¹⁴ = 70297519 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 (70313909) 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, 3196076 + ... + 3196097.

It is an arithmetic number, because the mean of its divisors is an integer number (19176522).

Almost surely, 2^70313903 is an apocalyptic number.

70313903 is a deficient number, since it is larger than the sum of its proper divisors (6392185).

70313903 is a wasteful number, since it uses less digits than its factorization.

70313903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6392184.

The product of its (nonzero) digits is 1701, while the sum is 26.

The square root of 70313903 is about 8385.3385739635. The cubic root of 70313903 is about 412.7436513403.

The spelling of 70313903 in words is "seventy million, three hundred thirteen thousand, nine hundred three".