2125542941 has 2 divisors, whose sum is σ = 2125542942. Its totient is φ = 2125542940.

The previous prime is 2125542919. The next prime is 2125543003. The reversal of 2125542941 is 1492455212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1478094916 + 647448025 = 38446^2 + 25445^2 .

It is a cyclic number.

It is not a de Polignac number, because 2125542941 - 2¹⁰ = 2125541917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2125542841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062771470 + 1062771471.

It is an arithmetic number, because the mean of its divisors is an integer number (1062771471).

Almost surely, 2^2125542941 is an apocalyptic number.

It is an amenable number.

2125542941 is a deficient number, since it is larger than the sum of its proper divisors (1).

2125542941 is an equidigital number, since it uses as much as digits as its factorization.

2125542941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28800, while the sum is 35.

The square root of 2125542941 is about 46103.6109323337. The cubic root of 2125542941 is about 1285.7502804520.

The spelling of 2125542941 in words is "two billion, one hundred twenty-five million, five hundred forty-two thousand, nine hundred forty-one".