1386292241 has 2 divisors, whose sum is σ = 1386292242. Its totient is φ = 1386292240.

The previous prime is 1386292207. The next prime is 1386292247. The reversal of 1386292241 is 1422926831.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 771450625 + 614841616 = 27775^2 + 24796^2 .

It is a cyclic number.

It is not a de Polignac number, because 1386292241 - 2¹⁰ = 1386291217 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1386292195 and 1386292204.

It is not a weakly prime, because it can be changed into another prime (1386292247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 693146120 + 693146121.

It is an arithmetic number, because the mean of its divisors is an integer number (693146121).

Almost surely, 2^1386292241 is an apocalyptic number.

It is an amenable number.

1386292241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1386292241 is an equidigital number, since it uses as much as digits as its factorization.

1386292241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 38.

The square root of 1386292241 is about 37232.9456395811. The cubic root of 1386292241 is about 1115.0258370413.

The spelling of 1386292241 in words is "one billion, three hundred eighty-six million, two hundred ninety-two thousand, two hundred forty-one".