189202150133 has 4 divisors (see below), whose sum is σ = 189204286860. Its totient is φ = 189200013408.

The previous prime is 189202150121. The next prime is 189202150147. The reversal of 189202150133 is 331051202981.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 40343534449 + 148858615684 = 200857^2 + 385822^2 .

It is a cyclic number.

It is not a de Polignac number, because 189202150133 - 2⁶ = 189202150069 is a prime.

It is a super-2 number, since 2×189202150133² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 189202150093 and 189202150102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189202150103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 929528 + ... + 1114641.

It is an arithmetic number, because the mean of its divisors is an integer number (47301071715).

Almost surely, 2^189202150133 is an apocalyptic number.

It is an amenable number.

189202150133 is a deficient number, since it is larger than the sum of its proper divisors (2136727).

189202150133 is an equidigital number, since it uses as much as digits as its factorization.

189202150133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2136726.

The product of its (nonzero) digits is 12960, while the sum is 35.

The spelling of 189202150133 in words is "one hundred eighty-nine billion, two hundred two million, one hundred fifty thousand, one hundred thirty-three".