2125146654253 has 4 divisors (see below), whose sum is σ = 2428739033440. Its totient is φ = 1821554275068.

The previous prime is 2125146654251. The next prime is 2125146654259. The reversal of 2125146654253 is 3524566415212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2125146654253 - 2¹ = 2125146654251 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2125146654251) 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, 151796189583 + ... + 151796189596.

It is an arithmetic number, because the mean of its divisors is an integer number (607184758360).

Almost surely, 2^{2125146654253} is an apocalyptic number.

It is an amenable number.

2125146654253 is a deficient number, since it is larger than the sum of its proper divisors (303592379187).

2125146654253 is an equidigital number, since it uses as much as digits as its factorization.

2125146654253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303592379186.

The product of its digits is 1728000, while the sum is 46.

The spelling of 2125146654253 in words is "two trillion, one hundred twenty-five billion, one hundred forty-six million, six hundred fifty-four thousand, two hundred fifty-three".