2654639293 has 2 divisors, whose sum is σ = 2654639294. Its totient is φ = 2654639292.

The previous prime is 2654639287. The next prime is 2654639303. The reversal of 2654639293 is 3929364562.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2576882169 + 77757124 = 50763^2 + 8818^2 .

It is a cyclic number.

It is not a de Polignac number, because 2654639293 - 2⁹ = 2654638781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2654639263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1327319646 + 1327319647.

It is an arithmetic number, because the mean of its divisors is an integer number (1327319647).

Almost surely, 2^2654639293 is an apocalyptic number.

It is an amenable number.

2654639293 is a deficient number, since it is larger than the sum of its proper divisors (1).

2654639293 is an equidigital number, since it uses as much as digits as its factorization.

2654639293 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2099520, while the sum is 49.

The square root of 2654639293 is about 51523.1917974809. The cubic root of 2654639293 is about 1384.6345776638.

The spelling of 2654639293 in words is "two billion, six hundred fifty-four million, six hundred thirty-nine thousand, two hundred ninety-three".