1138654033843 has 2 divisors, whose sum is σ = 1138654033844. Its totient is φ = 1138654033842.

The previous prime is 1138654033801. The next prime is 1138654033883. The reversal of 1138654033843 is 3483304568311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1138654033843 - 2²⁵ = 1138620479411 is a prime.

It is not a weakly prime, because it can be changed into another prime (1138654033883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 569327016921 + 569327016922.

It is an arithmetic number, because the mean of its divisors is an integer number (569327016922).

Almost surely, 2^{1138654033843} is an apocalyptic number.

1138654033843 is a deficient number, since it is larger than the sum of its proper divisors (1).

1138654033843 is an equidigital number, since it uses as much as digits as its factorization.

1138654033843 is an evil number, because the sum of its binary digits is even.

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

The spelling of 1138654033843 in words is "one trillion, one hundred thirty-eight billion, six hundred fifty-four million, thirty-three thousand, eight hundred forty-three".