1213035544413 has 36 divisors (see below), whose sum is σ = 2223523418688. Its totient is φ = 630148332240.

The previous prime is 1213035544397. The next prime is 1213035544429. The reversal of 1213035544413 is 3144455303121.

1213035544413 is a `hidden beast` number, since 1 + 2 + 130 + 35 + 54 + 441 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (1213035544397) and next prime (1213035544429).

It is not a de Polignac number, because 1213035544413 - 2⁴ = 1213035544397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1213035544013) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 125024581 + ... + 125034282.

It is an arithmetic number, because the mean of its divisors is an integer number (61764539408).

Almost surely, 2^{1213035544413} is an apocalyptic number.

It is an amenable number.

1213035544413 is a deficient number, since it is larger than the sum of its proper divisors (1010487874275).

1213035544413 is a wasteful number, since it uses less digits than its factorization.

1213035544413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250058894 (or 250058884 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 1213035544413 in words is "one trillion, two hundred thirteen billion, thirty-five million, five hundred forty-four thousand, four hundred thirteen".