2365421249 has 2 divisors, whose sum is σ = 2365421250. Its totient is φ = 2365421248.

The previous prime is 2365421231. The next prime is 2365421273. The reversal of 2365421249 is 9421245632.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2131484224 + 233937025 = 46168^2 + 15295^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2365421249 is a prime.

It is not a weakly prime, because it can be changed into another prime (2365421299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1182710624 + 1182710625.

It is an arithmetic number, because the mean of its divisors is an integer number (1182710625).

Almost surely, 2^2365421249 is an apocalyptic number.

It is an amenable number.

2365421249 is a deficient number, since it is larger than the sum of its proper divisors (1).

2365421249 is an equidigital number, since it uses as much as digits as its factorization.

2365421249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 38.

The square root of 2365421249 is about 48635.5965214780. The cubic root of 2365421249 is about 1332.4047264935.

The spelling of 2365421249 in words is "two billion, three hundred sixty-five million, four hundred twenty-one thousand, two hundred forty-nine".