4521312131254 has 4 divisors (see below), whose sum is σ = 6781968196884. Its totient is φ = 2260656065626.

The previous prime is 4521312131251. The next prime is 4521312131267.

4521312131254 is nontrivially palindromic in base 10.

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

It is a super-2 number, since 2×4521312131254² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4521312131251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1130328032812 + ... + 1130328032815.

It is an arithmetic number, because the mean of its divisors is an integer number (1695492049221).

Almost surely, 2^{4521312131254} is an apocalyptic number.

4521312131254 is a deficient number, since it is larger than the sum of its proper divisors (2260656065630).

4521312131254 is a wasteful number, since it uses less digits than its factorization.

4521312131254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2260656065629.

The product of its digits is 28800, while the sum is 34.

The spelling of 4521312131254 in words is "four trillion, five hundred twenty-one billion, three hundred twelve million, one hundred thirty-one thousand, two hundred fifty-four".