412505113501 has 4 divisors (see below), whose sum is σ = 444236276092. Its totient is φ = 380773950912.

The previous prime is 412505113477. The next prime is 412505113507. The reversal of 412505113501 is 105311505214.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 105311505214 = 2 ⋅52655752607.

It can be written as a sum of positive squares in 2 ways, for example, as 242604517401 + 169900596100 = 492549^2 + 412190^2 .

It is a cyclic number.

It is not a de Polignac number, because 412505113501 - 2⁵ = 412505113469 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 412505113501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (412505113507) 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, 15865581276 + ... + 15865581301.

It is an arithmetic number, because the mean of its divisors is an integer number (111059069023).

Almost surely, 2^412505113501 is an apocalyptic number.

It is an amenable number.

412505113501 is a deficient number, since it is larger than the sum of its proper divisors (31731162591).

412505113501 is a wasteful number, since it uses less digits than its factorization.

412505113501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31731162590.

The product of its (nonzero) digits is 3000, while the sum is 28.

Adding to 412505113501 its reverse (105311505214), we get a palindrome (517816618715).

The spelling of 412505113501 in words is "four hundred twelve billion, five hundred five million, one hundred thirteen thousand, five hundred one".