2340445651 has 2 divisors, whose sum is σ = 2340445652. Its totient is φ = 2340445650.

The previous prime is 2340445643. The next prime is 2340445673. The reversal of 2340445651 is 1565440432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2340445651 - 2³ = 2340445643 is a prime.

It is not a weakly prime, because it can be changed into another prime (2340446651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1170222825 + 1170222826.

It is an arithmetic number, because the mean of its divisors is an integer number (1170222826).

Almost surely, 2^2340445651 is an apocalyptic number.

2340445651 is a deficient number, since it is larger than the sum of its proper divisors (1).

2340445651 is an equidigital number, since it uses as much as digits as its factorization.

2340445651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 57600, while the sum is 34.

The square root of 2340445651 is about 48378.1526207853. The cubic root of 2340445651 is about 1327.6986699208.

The spelling of 2340445651 in words is "two billion, three hundred forty million, four hundred forty-five thousand, six hundred fifty-one".