3512123105413 has 64 divisors (see below), whose sum is σ = 4156748789760. Its totient is φ = 2936599142400.

The previous prime is 3512123105389. The next prime is 3512123105417. The reversal of 3512123105413 is 3145013212153.

It is a cyclic number.

It is not a de Polignac number, because 3512123105413 - 2³⁷ = 3374684151941 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3512123105417) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1036328523 + ... + 1036331911.

It is an arithmetic number, because the mean of its divisors is an integer number (64949199840).

Almost surely, 2^{3512123105413} is an apocalyptic number.

It is an amenable number.

3512123105413 is a deficient number, since it is larger than the sum of its proper divisors (644625684347).

3512123105413 is a wasteful number, since it uses less digits than its factorization.

3512123105413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4238.

The product of its (nonzero) digits is 10800, while the sum is 31.

Adding to 3512123105413 its reverse (3145013212153), we get a palindrome (6657136317566).

The spelling of 3512123105413 in words is "three trillion, five hundred twelve billion, one hundred twenty-three million, one hundred five thousand, four hundred thirteen".