1241204543013 has 8 divisors (see below), whose sum is σ = 1655354282400. Its totient is φ = 827262249488.

The previous prime is 1241204543009. The next prime is 1241204543023. The reversal of 1241204543013 is 3103454021421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1241204543013 - 2² = 1241204543009 is a prime.

It is a super-2 number, since 2×1241204543013² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1241204543023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51847503 + ... + 51871436.

It is an arithmetic number, because the mean of its divisors is an integer number (206919285300).

Almost surely, 2^{1241204543013} is an apocalyptic number.

It is an amenable number.

1241204543013 is a deficient number, since it is larger than the sum of its proper divisors (414149739387).

1241204543013 is a wasteful number, since it uses less digits than its factorization.

1241204543013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103722931.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 1241204543013 its reverse (3103454021421), we get a palindrome (4344658564434).

The spelling of 1241204543013 in words is "one trillion, two hundred forty-one billion, two hundred four million, five hundred forty-three thousand, thirteen".