183061961 has 2 divisors, whose sum is σ = 183061962. Its totient is φ = 183061960.

The previous prime is 183061943. The next prime is 183061969. The reversal of 183061961 is 169160381.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 134676025 + 48385936 = 11605^2 + 6956^2 .

It is a cyclic number.

It is not a de Polignac number, because 183061961 - 2⁶ = 183061897 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (183061969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 91530980 + 91530981.

It is an arithmetic number, because the mean of its divisors is an integer number (91530981).

Almost surely, 2^183061961 is an apocalyptic number.

It is an amenable number.

183061961 is a deficient number, since it is larger than the sum of its proper divisors (1).

183061961 is an equidigital number, since it uses as much as digits as its factorization.

183061961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 35.

The square root of 183061961 is about 13530.0392091080. The cubic root of 183061961 is about 567.8052060083.

The spelling of 183061961 in words is "one hundred eighty-three million, sixty-one thousand, nine hundred sixty-one".