2531234121451 has 16 divisors (see below), whose sum is σ = 2991412249344. Its totient is φ = 2096921290464.

The previous prime is 2531234121433. The next prime is 2531234121461. The reversal of 2531234121451 is 1541214321352.

It is not a de Polignac number, because 2531234121451 - 2¹⁹ = 2531233597163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2531234121421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50891065 + ... + 50940778.

It is an arithmetic number, because the mean of its divisors is an integer number (186963265584).

Almost surely, 2^{2531234121451} is an apocalyptic number.

2531234121451 is a deficient number, since it is larger than the sum of its proper divisors (460178127893).

2531234121451 is a wasteful number, since it uses less digits than its factorization.

2531234121451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101831970.

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

The spelling of 2531234121451 in words is "two trillion, five hundred thirty-one billion, two hundred thirty-four million, one hundred twenty-one thousand, four hundred fifty-one".