388113283 has 2 divisors, whose sum is σ = 388113284. Its totient is φ = 388113282.

The previous prime is 388113259. The next prime is 388113317. The reversal of 388113283 is 382311883.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 388113283 - 2²¹ = 386016131 is a prime.

It is not a weakly prime, because it can be changed into another prime (388113203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 194056641 + 194056642.

It is an arithmetic number, because the mean of its divisors is an integer number (194056642).

Almost surely, 2^388113283 is an apocalyptic number.

388113283 is a deficient number, since it is larger than the sum of its proper divisors (1).

388113283 is an equidigital number, since it uses as much as digits as its factorization.

388113283 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27648, while the sum is 37.

The square root of 388113283 is about 19700.5909302234. The cubic root of 388113283 is about 729.4342792854.

The spelling of 388113283 in words is "three hundred eighty-eight million, one hundred thirteen thousand, two hundred eighty-three".