1292223203 has 2 divisors, whose sum is σ = 1292223204. Its totient is φ = 1292223202.

The previous prime is 1292223181. The next prime is 1292223221. The reversal of 1292223203 is 3023222921.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1292223203 - 2⁸ = 1292222947 is a prime.

It is not a weakly prime, because it can be changed into another prime (1292223223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 646111601 + 646111602.

It is an arithmetic number, because the mean of its divisors is an integer number (646111602).

Almost surely, 2^1292223203 is an apocalyptic number.

1292223203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1292223203 is an equidigital number, since it uses as much as digits as its factorization.

1292223203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 1292223203 is about 35947.5062139225. The cubic root of 1292223203 is about 1089.2122364055.

The spelling of 1292223203 in words is "one billion, two hundred ninety-two million, two hundred twenty-three thousand, two hundred three".