1953233 has 2 divisors, whose sum is σ = 1953234. Its totient is φ = 1953232.

The previous prime is 1953167. The next prime is 1953253. The reversal of 1953233 is 3323591.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1423249 + 529984 = 1193^2 + 728^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1953233 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is equal to p₁₄₅₇₁₈ and since 1953233 and 145718 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (1953253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 976616 + 976617.

It is an arithmetic number, because the mean of its divisors is an integer number (976617).

2^1953233 is an apocalyptic number.

It is an amenable number.

1953233 is a deficient number, since it is larger than the sum of its proper divisors (1).

1953233 is an equidigital number, since it uses as much as digits as its factorization.

1953233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2430, while the sum is 26.

The square root of 1953233 is about 1397.5811246579. The cubic root of 1953233 is about 125.0023039575.

The spelling of 1953233 in words is "one million, nine hundred fifty-three thousand, two hundred thirty-three".