1341555049947 has 16 divisors (see below), whose sum is σ = 2070151255040. Its totient is φ = 756899050752.

The previous prime is 1341555049921. The next prime is 1341555049969. The reversal of 1341555049947 is 7499405551431.

It is not a de Polignac number, because 1341555049947 - 2¹⁹ = 1341554525659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1341555059947) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 404324758 + ... + 404328075.

It is an arithmetic number, because the mean of its divisors is an integer number (129384453440).

Almost surely, 2^{1341555049947} is an apocalyptic number.

1341555049947 is a deficient number, since it is larger than the sum of its proper divisors (728596205093).

1341555049947 is an equidigital number, since it uses as much as digits as its factorization.

1341555049947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 808652922.

The product of its (nonzero) digits is 13608000, while the sum is 57.

The spelling of 1341555049947 in words is "one trillion, three hundred forty-one billion, five hundred fifty-five million, forty-nine thousand, nine hundred forty-seven".