1143809625787 has 2 divisors, whose sum is σ = 1143809625788. Its totient is φ = 1143809625786.

The previous prime is 1143809625767. The next prime is 1143809625811. The reversal of 1143809625787 is 7875269083411.

It is a weak prime.

It is an emirp because it is prime and its reverse (7875269083411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1143809625787 - 2⁷ = 1143809625659 is a prime.

It is not a weakly prime, because it can be changed into another prime (1143809625767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571904812893 + 571904812894.

It is an arithmetic number, because the mean of its divisors is an integer number (571904812894).

It is a 1-persistent number, because it is pandigital, but 2⋅1143809625787 = 2287619251574 is not.

Almost surely, 2^{1143809625787} is an apocalyptic number.

1143809625787 is a deficient number, since it is larger than the sum of its proper divisors (1).

1143809625787 is an equidigital number, since it uses as much as digits as its factorization.

1143809625787 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20321280, while the sum is 61.

The spelling of 1143809625787 in words is "one trillion, one hundred forty-three billion, eight hundred nine million, six hundred twenty-five thousand, seven hundred eighty-seven".