1090380187723 has 2 divisors, whose sum is σ = 1090380187724. Its totient is φ = 1090380187722.

The previous prime is 1090380187649. The next prime is 1090380187739. The reversal of 1090380187723 is 3277810830901.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1090380187723 - 2¹³ = 1090380179531 is a prime.

It is not a weakly prime, because it can be changed into another prime (1090380187783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 545190093861 + 545190093862.

It is an arithmetic number, because the mean of its divisors is an integer number (545190093862).

Almost surely, 2^{1090380187723} is an apocalyptic number.

1090380187723 is a deficient number, since it is larger than the sum of its proper divisors (1).

1090380187723 is an equidigital number, since it uses as much as digits as its factorization.

1090380187723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 508032, while the sum is 49.

The spelling of 1090380187723 in words is "one trillion, ninety billion, three hundred eighty million, one hundred eighty-seven thousand, seven hundred twenty-three".