1381101898739 has 2 divisors, whose sum is σ = 1381101898740. Its totient is φ = 1381101898738.

The previous prime is 1381101898721. The next prime is 1381101898777. The reversal of 1381101898739 is 9378981011831.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1381101898739 - 2⁸ = 1381101898483 is a prime.

It is not a weakly prime, because it can be changed into another prime (1381101898439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 690550949369 + 690550949370.

It is an arithmetic number, because the mean of its divisors is an integer number (690550949370).

Almost surely, 2^{1381101898739} is an apocalyptic number.

1381101898739 is a deficient number, since it is larger than the sum of its proper divisors (1).

1381101898739 is an equidigital number, since it uses as much as digits as its factorization.

1381101898739 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2612736, while the sum is 59.

The spelling of 1381101898739 in words is "one trillion, three hundred eighty-one billion, one hundred one million, eight hundred ninety-eight thousand, seven hundred thirty-nine".