2548427797 has 2 divisors, whose sum is σ = 2548427798. Its totient is φ = 2548427796.

The previous prime is 2548427771. The next prime is 2548427851. The reversal of 2548427797 is 7977248452.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1508623281 + 1039804516 = 38841^2 + 32246^2 .

It is a cyclic number.

It is not a de Polignac number, because 2548427797 - 2¹⁵ = 2548395029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2548427597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1274213898 + 1274213899.

It is an arithmetic number, because the mean of its divisors is an integer number (1274213899).

Almost surely, 2^2548427797 is an apocalyptic number.

It is an amenable number.

2548427797 is a deficient number, since it is larger than the sum of its proper divisors (1).

2548427797 is an equidigital number, since it uses as much as digits as its factorization.

2548427797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7902720, while the sum is 55.

The square root of 2548427797 is about 50481.9551622161. The cubic root of 2548427797 is about 1365.9163739377.

The spelling of 2548427797 in words is "two billion, five hundred forty-eight million, four hundred twenty-seven thousand, seven hundred ninety-seven".