1101580840783 has 2 divisors, whose sum is σ = 1101580840784. Its totient is φ = 1101580840782.

The previous prime is 1101580840777. The next prime is 1101580840793. The reversal of 1101580840783 is 3870480851011.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1101580840783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101580840793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550790420391 + 550790420392.

It is an arithmetic number, because the mean of its divisors is an integer number (550790420392).

Almost surely, 2^{1101580840783} is an apocalyptic number.

1101580840783 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101580840783 is an equidigital number, since it uses as much as digits as its factorization.

1101580840783 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 215040, while the sum is 46.

The spelling of 1101580840783 in words is "one trillion, one hundred one billion, five hundred eighty million, eight hundred forty thousand, seven hundred eighty-three".