1380648707 has 2 divisors, whose sum is σ = 1380648708. Its totient is φ = 1380648706.

The previous prime is 1380648701. The next prime is 1380648721. The reversal of 1380648707 is 7078460831.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1380648707 - 2⁴ = 1380648691 is a prime.

It is not a weakly prime, because it can be changed into another prime (1380648701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 690324353 + 690324354.

It is an arithmetic number, because the mean of its divisors is an integer number (690324354).

Almost surely, 2^1380648707 is an apocalyptic number.

1380648707 is a deficient number, since it is larger than the sum of its proper divisors (1).

1380648707 is an equidigital number, since it uses as much as digits as its factorization.

1380648707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225792, while the sum is 44.

The square root of 1380648707 is about 37157.0815188707. The cubic root of 1380648707 is about 1113.5107056516.

The spelling of 1380648707 in words is "one billion, three hundred eighty million, six hundred forty-eight thousand, seven hundred seven".