3200123387 has 2 divisors, whose sum is σ = 3200123388. Its totient is φ = 3200123386.

The previous prime is 3200123359. The next prime is 3200123447. The reversal of 3200123387 is 7833210023.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3200123387 - 2⁶ = 3200123323 is a prime.

It is not a weakly prime, because it can be changed into another prime (3200123327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1600061693 + 1600061694.

It is an arithmetic number, because the mean of its divisors is an integer number (1600061694).

Almost surely, 2^3200123387 is an apocalyptic number.

3200123387 is a deficient number, since it is larger than the sum of its proper divisors (1).

3200123387 is an equidigital number, since it uses as much as digits as its factorization.

3200123387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 3200123387 is about 56569.6330817162. The cubic root of 3200123387 is about 1473.6315392792.

The spelling of 3200123387 in words is "three billion, two hundred million, one hundred twenty-three thousand, three hundred eighty-seven".