2141236249 has 2 divisors, whose sum is σ = 2141236250. Its totient is φ = 2141236248.

The previous prime is 2141236211. The next prime is 2141236261. The reversal of 2141236249 is 9426321412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1993176025 + 148060224 = 44645^2 + 12168^2 .

It is a cyclic number.

It is not a de Polignac number, because 2141236249 - 2¹³ = 2141228057 is a prime.

It is not a weakly prime, because it can be changed into another prime (2141236289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070618124 + 1070618125.

It is an arithmetic number, because the mean of its divisors is an integer number (1070618125).

Almost surely, 2^2141236249 is an apocalyptic number.

It is an amenable number.

2141236249 is a deficient number, since it is larger than the sum of its proper divisors (1).

2141236249 is an equidigital number, since it uses as much as digits as its factorization.

2141236249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20736, while the sum is 34.

The square root of 2141236249 is about 46273.4940219560. The cubic root of 2141236249 is about 1288.9068416712.

The spelling of 2141236249 in words is "two billion, one hundred forty-one million, two hundred thirty-six thousand, two hundred forty-nine".