2551401323 has 2 divisors, whose sum is σ = 2551401324. Its totient is φ = 2551401322.

The previous prime is 2551401317. The next prime is 2551401329. The reversal of 2551401323 is 3231041552.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (2551401317) and next prime (2551401329).

It is a cyclic number.

It is not a de Polignac number, because 2551401323 - 2¹² = 2551397227 is a prime.

It is a super-2 number, since 2×2551401323² = 13019297422012300658, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2551401292 and 2551401301.

It is not a weakly prime, because it can be changed into another prime (2551401329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1275700661 + 1275700662.

It is an arithmetic number, because the mean of its divisors is an integer number (1275700662).

Almost surely, 2^2551401323 is an apocalyptic number.

2551401323 is a deficient number, since it is larger than the sum of its proper divisors (1).

2551401323 is an equidigital number, since it uses as much as digits as its factorization.

2551401323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 2551401323 is about 50511.3979513535. The cubic root of 2551401323 is about 1366.4474215091.

Adding to 2551401323 its reverse (3231041552), we get a palindrome (5782442875).

The spelling of 2551401323 in words is "two billion, five hundred fifty-one million, four hundred one thousand, three hundred twenty-three".