2150524123961 has 2 divisors, whose sum is σ = 2150524123962. Its totient is φ = 2150524123960.

The previous prime is 2150524123939. The next prime is 2150524124027. The reversal of 2150524123961 is 1693214250512.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1815594553600 + 334929570361 = 1347440^2 + 578731^2 .

It is a cyclic number.

It is not a de Polignac number, because 2150524123961 - 2¹⁰ = 2150524122937 is a prime.

It is not a weakly prime, because it can be changed into another prime (2150524123361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1075262061980 + 1075262061981.

It is an arithmetic number, because the mean of its divisors is an integer number (1075262061981).

Almost surely, 2^{2150524123961} is an apocalyptic number.

It is an amenable number.

2150524123961 is a deficient number, since it is larger than the sum of its proper divisors (1).

2150524123961 is an equidigital number, since it uses as much as digits as its factorization.

2150524123961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129600, while the sum is 41.

The spelling of 2150524123961 in words is "two trillion, one hundred fifty billion, five hundred twenty-four million, one hundred twenty-three thousand, nine hundred sixty-one".