2654878313 has 2 divisors, whose sum is σ = 2654878314. Its totient is φ = 2654878312.

The previous prime is 2654878309. The next prime is 2654878327. The reversal of 2654878313 is 3138784562.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1760389849 + 894488464 = 41957^2 + 29908^2 .

It is a cyclic number.

It is not a de Polignac number, because 2654878313 - 2² = 2654878309 is a prime.

It is not a weakly prime, because it can be changed into another prime (2654875313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1327439156 + 1327439157.

It is an arithmetic number, because the mean of its divisors is an integer number (1327439157).

Almost surely, 2^2654878313 is an apocalyptic number.

It is an amenable number.

2654878313 is a deficient number, since it is larger than the sum of its proper divisors (1).

2654878313 is an equidigital number, since it uses as much as digits as its factorization.

2654878313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 967680, while the sum is 47.

The square root of 2654878313 is about 51525.5112832469. The cubic root of 2654878313 is about 1384.6761332686.

The spelling of 2654878313 in words is "two billion, six hundred fifty-four million, eight hundred seventy-eight thousand, three hundred thirteen".