213003703 has 8 divisors (see below), whose sum is σ = 232897536. Its totient is φ = 193198200.

The previous prime is 213003701. The next prime is 213003743. The reversal of 213003703 is 307300312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 213003703 - 2¹ = 213003701 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 (213003701) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16983 + ... + 26728.

It is an arithmetic number, because the mean of its divisors is an integer number (29112192).

Almost surely, 2^213003703 is an apocalyptic number.

213003703 is a deficient number, since it is larger than the sum of its proper divisors (19893833).

213003703 is a wasteful number, since it uses less digits than its factorization.

213003703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44165.

The product of its (nonzero) digits is 378, while the sum is 19.

The square root of 213003703 is about 14594.6463814647. The cubic root of 213003703 is about 597.2127227856.

The spelling of 213003703 in words is "two hundred thirteen million, three thousand, seven hundred three".