1385612203 has 2 divisors, whose sum is σ = 1385612204. Its totient is φ = 1385612202.

The previous prime is 1385612201. The next prime is 1385612213. The reversal of 1385612203 is 3022165831.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1385612203 - 2¹ = 1385612201 is a prime.

Together with 1385612201, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1385612201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 692806101 + 692806102.

It is an arithmetic number, because the mean of its divisors is an integer number (692806102).

Almost surely, 2^1385612203 is an apocalyptic number.

1385612203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1385612203 is an equidigital number, since it uses as much as digits as its factorization.

1385612203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 1385612203 is about 37223.8123114761. The cubic root of 1385612203 is about 1114.8434839659.

The spelling of 1385612203 in words is "one billion, three hundred eighty-five million, six hundred twelve thousand, two hundred three".