2117963270 has 16 divisors (see below), whose sum is σ = 3812886000. Its totient is φ = 847062624.

The previous prime is 2117963201. The next prime is 2117963291. The reversal of 2117963270 is 723697112.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94904 + ... + 115076.

It is an arithmetic number, because the mean of its divisors is an integer number (238305375).

Almost surely, 2^2117963270 is an apocalyptic number.

2117963270 is a deficient number, since it is larger than the sum of its proper divisors (1694922730).

2117963270 is a wasteful number, since it uses less digits than its factorization.

2117963270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30679.

The product of its (nonzero) digits is 31752, while the sum is 38.

The square root of 2117963270 is about 46021.3349436976. The cubic root of 2117963270 is about 1284.2201347288.

The spelling of 2117963270 in words is "two billion, one hundred seventeen million, nine hundred sixty-three thousand, two hundred seventy".