189092053261 has 2 divisors, whose sum is σ = 189092053262. Its totient is φ = 189092053260.

The previous prime is 189092053223. The next prime is 189092053301. The reversal of 189092053261 is 162350290981.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 134333245225 + 54758808036 = 366515^2 + 234006^2 .

It is a cyclic number.

It is not a de Polignac number, because 189092053261 - 2¹⁹ = 189091528973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (189092053561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94546026630 + 94546026631.

It is an arithmetic number, because the mean of its divisors is an integer number (94546026631).

Almost surely, 2^189092053261 is an apocalyptic number.

It is an amenable number.

189092053261 is a deficient number, since it is larger than the sum of its proper divisors (1).

189092053261 is an equidigital number, since it uses as much as digits as its factorization.

189092053261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 233280, while the sum is 46.

The spelling of 189092053261 in words is "one hundred eighty-nine billion, ninety-two million, fifty-three thousand, two hundred sixty-one".