5654040397 has 2 divisors, whose sum is σ = 5654040398. Its totient is φ = 5654040396.

The previous prime is 5654040377. The next prime is 5654040433. The reversal of 5654040397 is 7930404565.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5318930761 + 335109636 = 72931^2 + 18306^2 .

It is a cyclic number.

It is not a de Polignac number, because 5654040397 - 2³¹ = 3506556749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5654040367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2827020198 + 2827020199.

It is an arithmetic number, because the mean of its divisors is an integer number (2827020199).

Almost surely, 2^5654040397 is an apocalyptic number.

It is an amenable number.

5654040397 is a deficient number, since it is larger than the sum of its proper divisors (1).

5654040397 is an equidigital number, since it uses as much as digits as its factorization.

5654040397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 453600, while the sum is 43.

The square root of 5654040397 is about 75193.3534097263. The cubic root of 5654040397 is about 1781.5019512827.

The spelling of 5654040397 in words is "five billion, six hundred fifty-four million, forty thousand, three hundred ninety-seven".