1223010953 has 2 divisors, whose sum is σ = 1223010954. Its totient is φ = 1223010952.

The previous prime is 1223010949. The next prime is 1223010959. The reversal of 1223010953 is 3590103221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1204922944 + 18088009 = 34712^2 + 4253^2 .

It is a cyclic number.

It is not a de Polignac number, because 1223010953 - 2² = 1223010949 is a prime.

It is not a weakly prime, because it can be changed into another prime (1223010959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611505476 + 611505477.

It is an arithmetic number, because the mean of its divisors is an integer number (611505477).

Almost surely, 2^1223010953 is an apocalyptic number.

It is an amenable number.

1223010953 is a deficient number, since it is larger than the sum of its proper divisors (1).

1223010953 is an equidigital number, since it uses as much as digits as its factorization.

1223010953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 1223010953 is about 34971.5734990578. The cubic root of 1223010953 is about 1069.4080497298.

The spelling of 1223010953 in words is "one billion, two hundred twenty-three million, ten thousand, nine hundred fifty-three".