5451027977 has 2 divisors, whose sum is σ = 5451027978. Its totient is φ = 5451027976.

The previous prime is 5451027961. The next prime is 5451028001. The reversal of 5451027977 is 7797201545.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5204035321 + 246992656 = 72139^2 + 15716^2 .

It is a cyclic number.

It is not a de Polignac number, because 5451027977 - 2⁴ = 5451027961 is a prime.

It is not a weakly prime, because it can be changed into another prime (5451027947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2725513988 + 2725513989.

It is an arithmetic number, because the mean of its divisors is an integer number (2725513989).

Almost surely, 2^5451027977 is an apocalyptic number.

It is an amenable number.

5451027977 is a deficient number, since it is larger than the sum of its proper divisors (1).

5451027977 is an equidigital number, since it uses as much as digits as its factorization.

5451027977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 617400, while the sum is 47.

The square root of 5451027977 is about 73831.0773116579. The cubic root of 5451027977 is about 1759.9195014189.

The spelling of 5451027977 in words is "five billion, four hundred fifty-one million, twenty-seven thousand, nine hundred seventy-seven".