2124145451 has 8 divisors (see below), whose sum is σ = 2308070400. Its totient is φ = 1947433320.

The previous prime is 2124145447. The next prime is 2124145453. The reversal of 2124145451 is 1545414212.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2124145451 - 2² = 2124145447 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2124145453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1802591 + ... + 1803768.

It is an arithmetic number, because the mean of its divisors is an integer number (288508800).

Almost surely, 2^2124145451 is an apocalyptic number.

2124145451 is a deficient number, since it is larger than the sum of its proper divisors (183924949).

2124145451 is a wasteful number, since it uses less digits than its factorization.

2124145451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3606409.

The product of its digits is 6400, while the sum is 29.

The square root of 2124145451 is about 46088.4524691381. The cubic root of 2124145451 is about 1285.4684360572.

Adding to 2124145451 its reverse (1545414212), we get a palindrome (3669559663).

The spelling of 2124145451 in words is "two billion, one hundred twenty-four million, one hundred forty-five thousand, four hundred fifty-one".