1341854391565 has 16 divisors (see below), whose sum is σ = 1612354516992. Its totient is φ = 1072064625984.

The previous prime is 1341854391547. The next prime is 1341854391583. The reversal of 1341854391565 is 5651934581431.

It is an interprime number because it is at equal distance from previous prime (1341854391547) and next prime (1341854391583).

It is a cyclic number.

It is not a de Polignac number, because 1341854391565 - 2¹¹ = 1341854389517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18748027 + ... + 18819463.

It is an arithmetic number, because the mean of its divisors is an integer number (100772157312).

Almost surely, 2^{1341854391565} is an apocalyptic number.

It is an amenable number.

1341854391565 is a deficient number, since it is larger than the sum of its proper divisors (270500125427).

1341854391565 is an equidigital number, since it uses as much as digits as its factorization.

1341854391565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76356.

The product of its digits is 7776000, while the sum is 55.

The spelling of 1341854391565 in words is "one trillion, three hundred forty-one billion, eight hundred fifty-four million, three hundred ninety-one thousand, five hundred sixty-five".