16233901 has 2 divisors, whose sum is σ = 16233902. Its totient is φ = 16233900.

The previous prime is 16233871. The next prime is 16233911. The reversal of 16233901 is 10933261.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14668900 + 1565001 = 3830^2 + 1251^2 .

It is a cyclic number.

It is not a de Polignac number, because 16233901 - 2²³ = 7845293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16233911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8116950 + 8116951.

It is an arithmetic number, because the mean of its divisors is an integer number (8116951).

Almost surely, 2^16233901 is an apocalyptic number.

It is an amenable number.

16233901 is a deficient number, since it is larger than the sum of its proper divisors (1).

16233901 is an equidigital number, since it uses as much as digits as its factorization.

16233901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 16233901 is about 4029.1315441420. The cubic root of 16233901 is about 253.2061779159.

The spelling of 16233901 in words is "sixteen million, two hundred thirty-three thousand, nine hundred one".