1341902208091 has 4 divisors (see below), whose sum is σ = 1341929547784. Its totient is φ = 1341874868400.

The previous prime is 1341902208083. The next prime is 1341902208103. The reversal of 1341902208091 is 1908022091431.

It is a happy number.

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 1341902208091 - 2³ = 1341902208083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1341902208041) 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, 13596090 + ... + 13694431.

It is an arithmetic number, because the mean of its divisors is an integer number (335482386946).

Almost surely, 2^{1341902208091} is an apocalyptic number.

1341902208091 is a deficient number, since it is larger than the sum of its proper divisors (27339693).

1341902208091 is an equidigital number, since it uses as much as digits as its factorization.

1341902208091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27339692.

The product of its (nonzero) digits is 31104, while the sum is 40.

The spelling of 1341902208091 in words is "one trillion, three hundred forty-one billion, nine hundred two million, two hundred eight thousand, ninety-one".