1391332377107 has 4 divisors (see below), whose sum is σ = 1425267313176. Its totient is φ = 1357397441040.

The previous prime is 1391332377101. The next prime is 1391332377121. The reversal of 1391332377107 is 7017732331931.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1391332377107 - 2²⁶ = 1391265268243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1391332377101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16967467973 + ... + 16967468054.

It is an arithmetic number, because the mean of its divisors is an integer number (356316828294).

Almost surely, 2^{1391332377107} is an apocalyptic number.

1391332377107 is a deficient number, since it is larger than the sum of its proper divisors (33934936069).

1391332377107 is an equidigital number, since it uses as much as digits as its factorization.

1391332377107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33934936068.

The product of its (nonzero) digits is 500094, while the sum is 47.

The spelling of 1391332377107 in words is "one trillion, three hundred ninety-one billion, three hundred thirty-two million, three hundred seventy-seven thousand, one hundred seven".