1386134263 has 2 divisors, whose sum is σ = 1386134264. Its totient is φ = 1386134262.

The previous prime is 1386134251. The next prime is 1386134297. The reversal of 1386134263 is 3624316831.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1386134263 - 2⁵ = 1386134231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1386134063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 693067131 + 693067132.

It is an arithmetic number, because the mean of its divisors is an integer number (693067132).

Almost surely, 2^1386134263 is an apocalyptic number.

1386134263 is a deficient number, since it is larger than the sum of its proper divisors (1).

1386134263 is an equidigital number, since it uses as much as digits as its factorization.

1386134263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 37.

The square root of 1386134263 is about 37230.8240977822. The cubic root of 1386134263 is about 1114.9834803534.

The spelling of 1386134263 in words is "one billion, three hundred eighty-six million, one hundred thirty-four thousand, two hundred sixty-three".