5412521514251 has 4 divisors (see below), whose sum is σ = 5412659758392. Its totient is φ = 5412383270112.

The previous prime is 5412521514227. The next prime is 5412521514259. The reversal of 5412521514251 is 1524151252145.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5412521514251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5412521514259) 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, 69063326 + ... + 69141651.

It is an arithmetic number, because the mean of its divisors is an integer number (1353164939598).

Almost surely, 2^{5412521514251} is an apocalyptic number.

5412521514251 is a deficient number, since it is larger than the sum of its proper divisors (138244141).

5412521514251 is a wasteful number, since it uses less digits than its factorization.

5412521514251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138244140.

The product of its digits is 80000, while the sum is 38.

Adding to 5412521514251 its reverse (1524151252145), we get a palindrome (6936672766396).

The spelling of 5412521514251 in words is "five trillion, four hundred twelve billion, five hundred twenty-one million, five hundred fourteen thousand, two hundred fifty-one".