189120925753 has 2 divisors, whose sum is σ = 189120925754. Its totient is φ = 189120925752.

The previous prime is 189120925657. The next prime is 189120925817. The reversal of 189120925753 is 357529021981.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 188140797504 + 980128249 = 433752^2 + 31307^2 .

It is a cyclic number.

It is not a de Polignac number, because 189120925753 - 2²⁵ = 189087371321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 189120925753.

It is not a weakly prime, because it can be changed into another prime (189120925453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94560462876 + 94560462877.

It is an arithmetic number, because the mean of its divisors is an integer number (94560462877).

Almost surely, 2^189120925753 is an apocalyptic number.

It is an amenable number.

189120925753 is a deficient number, since it is larger than the sum of its proper divisors (1).

189120925753 is an equidigital number, since it uses as much as digits as its factorization.

189120925753 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1360800, while the sum is 52.

The spelling of 189120925753 in words is "one hundred eighty-nine billion, one hundred twenty million, nine hundred twenty-five thousand, seven hundred fifty-three".