2251413451 has 8 divisors (see below), whose sum is σ = 2577986784. Its totient is φ = 1926075840.

The previous prime is 2251413419. The next prime is 2251413457. The reversal of 2251413451 is 1543141522.

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 2251413451 - 2⁵ = 2251413419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2251413457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305020 + ... + 312313.

It is an arithmetic number, because the mean of its divisors is an integer number (322248348).

Almost surely, 2^2251413451 is an apocalyptic number.

2251413451 is a deficient number, since it is larger than the sum of its proper divisors (326573333).

2251413451 is an equidigital number, since it uses as much as digits as its factorization.

2251413451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617861.

The product of its digits is 4800, while the sum is 28.

The square root of 2251413451 is about 47449.0616450947. The cubic root of 2251413451 is about 1310.6450314849.

Adding to 2251413451 its reverse (1543141522), we get a palindrome (3794554973).

The spelling of 2251413451 in words is "two billion, two hundred fifty-one million, four hundred thirteen thousand, four hundred fifty-one".