654933739 has 2 divisors, whose sum is σ = 654933740. Its totient is φ = 654933738.

The previous prime is 654933733. The next prime is 654933751. The reversal of 654933739 is 937339456.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 654933739 - 2⁷ = 654933611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 654933692 and 654933701.

It is not a weakly prime, because it can be changed into another prime (654933733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327466869 + 327466870.

It is an arithmetic number, because the mean of its divisors is an integer number (327466870).

Almost surely, 2^654933739 is an apocalyptic number.

654933739 is a deficient number, since it is larger than the sum of its proper divisors (1).

654933739 is an equidigital number, since it uses as much as digits as its factorization.

654933739 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1837080, while the sum is 49.

The square root of 654933739 is about 25591.6732356444. The cubic root of 654933739 is about 868.4252744660.

The spelling of 654933739 in words is "six hundred fifty-four million, nine hundred thirty-three thousand, seven hundred thirty-nine".