2125114493481 has 40 divisors (see below), whose sum is σ = 3696515469504. Its totient is φ = 1191438836640.

The previous prime is 2125114493477. The next prime is 2125114493507. The reversal of 2125114493481 is 1843944115212.

It is a happy number.

2125114493481 is a `hidden beast` number, since 2 + 1 + 2 + 5 + 114 + 493 + 48 + 1 = 666.

It is not a de Polignac number, because 2125114493481 - 2² = 2125114493477 is a prime.

It is a super-2 number, since 2×2125114493481² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2125114493401) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 35328415 + ... + 35388516.

Almost surely, 2^{2125114493481} is an apocalyptic number.

2125114493481 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2125114493481 is a deficient number, since it is larger than the sum of its proper divisors (1571400976023).

2125114493481 is an equidigital number, since it uses as much as digits as its factorization.

2125114493481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70717003 (or 70716994 counting only the distinct ones).

The product of its digits is 276480, while the sum is 45.

The spelling of 2125114493481 in words is "two trillion, one hundred twenty-five billion, one hundred fourteen million, four hundred ninety-three thousand, four hundred eighty-one".