2973156223 has 2 divisors, whose sum is σ = 2973156224. Its totient is φ = 2973156222.

The previous prime is 2973156139. The next prime is 2973156253. The reversal of 2973156223 is 3226513792.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2973156223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2973156253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1486578111 + 1486578112.

It is an arithmetic number, because the mean of its divisors is an integer number (1486578112).

Almost surely, 2^2973156223 is an apocalyptic number.

2973156223 is a deficient number, since it is larger than the sum of its proper divisors (1).

2973156223 is an equidigital number, since it uses as much as digits as its factorization.

2973156223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 40.

The square root of 2973156223 is about 54526.6560775553. The cubic root of 2973156223 is about 1437.9349616883.

The spelling of 2973156223 in words is "two billion, nine hundred seventy-three million, one hundred fifty-six thousand, two hundred twenty-three".