5451351397 has 2 divisors, whose sum is σ = 5451351398. Its totient is φ = 5451351396.

The previous prime is 5451351391. The next prime is 5451351467. The reversal of 5451351397 is 7931531545.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5276424321 + 174927076 = 72639^2 + 13226^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5451351397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5451351391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2725675698 + 2725675699.

It is an arithmetic number, because the mean of its divisors is an integer number (2725675699).

Almost surely, 2^5451351397 is an apocalyptic number.

It is an amenable number.

5451351397 is a deficient number, since it is larger than the sum of its proper divisors (1).

5451351397 is an equidigital number, since it uses as much as digits as its factorization.

5451351397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 283500, while the sum is 43.

The square root of 5451351397 is about 73833.2675492559. The cubic root of 5451351397 is about 1759.9543072030.

The spelling of 5451351397 in words is "five billion, four hundred fifty-one million, three hundred fifty-one thousand, three hundred ninety-seven".