603245112462661 has 2 divisors, whose sum is σ = 603245112462662. Its totient is φ = 603245112462660.

The previous prime is 603245112462647. The next prime is 603245112462767. The reversal of 603245112462661 is 166264211542306.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 563326964940100 + 39918147522561 = 23734510^2 + 6318081^2 .

It is a cyclic number.

It is not a de Polignac number, because 603245112462661 - 2⁷ = 603245112462533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (603245112462631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 301622556231330 + 301622556231331.

It is an arithmetic number, because the mean of its divisors is an integer number (301622556231331).

Almost surely, 2^{603245112462661} is an apocalyptic number.

It is an amenable number.

603245112462661 is a deficient number, since it is larger than the sum of its proper divisors (1).

603245112462661 is an equidigital number, since it uses as much as digits as its factorization.

603245112462661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2488320, while the sum is 49.

The spelling of 603245112462661 in words is "six hundred three trillion, two hundred forty-five billion, one hundred twelve million, four hundred sixty-two thousand, six hundred sixty-one".