220140793 has 2 divisors, whose sum is σ = 220140794. Its totient is φ = 220140792.

The previous prime is 220140773. The next prime is 220140799. The reversal of 220140793 is 397041022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 173396224 + 46744569 = 13168^2 + 6837^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220140793 is a prime.

It is not a weakly prime, because it can be changed into another prime (220140799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110070396 + 110070397.

It is an arithmetic number, because the mean of its divisors is an integer number (110070397).

Almost surely, 2^220140793 is an apocalyptic number.

It is an amenable number.

220140793 is a deficient number, since it is larger than the sum of its proper divisors (1).

220140793 is an equidigital number, since it uses as much as digits as its factorization.

220140793 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 220140793 is about 14837.1423461528. The cubic root of 220140793 is about 603.8098251111.

The spelling of 220140793 in words is "two hundred twenty million, one hundred forty thousand, seven hundred ninety-three".