654612379 has 2 divisors, whose sum is σ = 654612380. Its totient is φ = 654612378.

The previous prime is 654612373. The next prime is 654612433. The reversal of 654612379 is 973216456.

654612379 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 654612379 - 2⁵ = 654612347 is a prime.

It is not a weakly prime, because it can be changed into another prime (654612373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327306189 + 327306190.

It is an arithmetic number, because the mean of its divisors is an integer number (327306190).

Almost surely, 2^654612379 is an apocalyptic number.

654612379 is a deficient number, since it is larger than the sum of its proper divisors (1).

654612379 is an equidigital number, since it uses as much as digits as its factorization.

654612379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 272160, while the sum is 43.

The square root of 654612379 is about 25585.3938605604. The cubic root of 654612379 is about 868.2832128663.

The spelling of 654612379 in words is "six hundred fifty-four million, six hundred twelve thousand, three hundred seventy-nine".