1240413103345 has 24 divisors (see below), whose sum is σ = 1614626462592. Its totient is φ = 914392814400.

The previous prime is 1240413103337. The next prime is 1240413103361. The reversal of 1240413103345 is 5433013140421.

It is not a de Polignac number, because 1240413103345 - 2³ = 1240413103337 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 802921 + ... + 1767910.

It is an arithmetic number, because the mean of its divisors is an integer number (67276102608).

Almost surely, 2^{1240413103345} is an apocalyptic number.

It is an amenable number.

1240413103345 is a deficient number, since it is larger than the sum of its proper divisors (374213359247).

1240413103345 is a wasteful number, since it uses less digits than its factorization.

1240413103345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2571433 (or 2571420 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 1240413103345 its reverse (5433013140421), we get a palindrome (6673426243766).

The spelling of 1240413103345 in words is "one trillion, two hundred forty billion, four hundred thirteen million, one hundred three thousand, three hundred forty-five".