2125451114 has 12 divisors (see below), whose sum is σ = 3332821506. Its totient is φ = 1016519592.

The previous prime is 2125451113. The next prime is 2125451149. The reversal of 2125451114 is 4111545212.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1761900625 + 363550489 = 41975^2 + 19067^2 .

It is not an unprimeable number, because it can be changed into a prime (2125451113) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1003409 + ... + 1005524.

Almost surely, 2^2125451114 is an apocalyptic number.

2125451114 is a deficient number, since it is larger than the sum of its proper divisors (1207370392).

2125451114 is a wasteful number, since it uses less digits than its factorization.

2125451114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2008981 (or 2008958 counting only the distinct ones).

The product of its digits is 1600, while the sum is 26.

The square root of 2125451114 is about 46102.6150451360. The cubic root of 2125451114 is about 1285.7317646666.

Adding to 2125451114 its reverse (4111545212), we get a palindrome (6236996326).

The spelling of 2125451114 in words is "two billion, one hundred twenty-five million, four hundred fifty-one thousand, one hundred fourteen".