3412113715621 has 4 divisors (see below), whose sum is σ = 3674584001452. Its totient is φ = 3149643429792.

The previous prime is 3412113715609. The next prime is 3412113715631. The reversal of 3412113715621 is 1265173112143.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 171073232100 + 3241040483521 = 413610^2 + 1800289^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3412113715621 is a prime.

It is a super-3 number, since 3×3412113715621³ (a number of 39 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3412113715601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131235142896 + ... + 131235142921.

It is an arithmetic number, because the mean of its divisors is an integer number (918646000363).

Almost surely, 2^{3412113715621} is an apocalyptic number.

It is an amenable number.

3412113715621 is a deficient number, since it is larger than the sum of its proper divisors (262470285831).

3412113715621 is a wasteful number, since it uses less digits than its factorization.

3412113715621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262470285830.

The product of its digits is 30240, while the sum is 37.

Adding to 3412113715621 its reverse (1265173112143), we get a palindrome (4677286827764).

The spelling of 3412113715621 in words is "three trillion, four hundred twelve billion, one hundred thirteen million, seven hundred fifteen thousand, six hundred twenty-one".