161053033 has 2 divisors, whose sum is σ = 161053034. Its totient is φ = 161053032.

The previous prime is 161053003. The next prime is 161053049. The reversal of 161053033 is 330350161.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125148969 + 35904064 = 11187^2 + 5992^2 .

It is a cyclic number.

It is not a de Polignac number, because 161053033 - 2¹³ = 161044841 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 161052995 and 161053013.

It is not a weakly prime, because it can be changed into another prime (161053003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80526516 + 80526517.

It is an arithmetic number, because the mean of its divisors is an integer number (80526517).

Almost surely, 2^161053033 is an apocalyptic number.

It is an amenable number.

161053033 is a deficient number, since it is larger than the sum of its proper divisors (1).

161053033 is an equidigital number, since it uses as much as digits as its factorization.

161053033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 810, while the sum is 22.

The square root of 161053033 is about 12690.6671613434. The cubic root of 161053033 is about 544.0719080713.

The spelling of 161053033 in words is "one hundred sixty-one million, fifty-three thousand, thirty-three".