1333233997 has 2 divisors, whose sum is σ = 1333233998. Its totient is φ = 1333233996.

The previous prime is 1333233989. The next prime is 1333234073. The reversal of 1333233997 is 7993323331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1303137801 + 30096196 = 36099^2 + 5486^2 .

It is a cyclic number.

It is not a de Polignac number, because 1333233997 - 2³ = 1333233989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1333233917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 666616998 + 666616999.

It is an arithmetic number, because the mean of its divisors is an integer number (666616999).

Almost surely, 2^1333233997 is an apocalyptic number.

It is an amenable number.

1333233997 is a deficient number, since it is larger than the sum of its proper divisors (1).

1333233997 is an equidigital number, since it uses as much as digits as its factorization.

1333233997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 275562, while the sum is 43.

The square root of 1333233997 is about 36513.4769229116. The cubic root of 1333233997 is about 1100.6150821739.

The spelling of 1333233997 in words is "one billion, three hundred thirty-three million, two hundred thirty-three thousand, nine hundred ninety-seven".