4142072449 has 2 divisors, whose sum is σ = 4142072450. Its totient is φ = 4142072448.

The previous prime is 4142072419. The next prime is 4142072477. The reversal of 4142072449 is 9442702414.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4133847025 + 8225424 = 64295^2 + 2868^2 .

It is a cyclic number.

It is not a de Polignac number, because 4142072449 - 2¹³ = 4142064257 is a prime.

It is not a weakly prime, because it can be changed into another prime (4142072419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2071036224 + 2071036225.

It is an arithmetic number, because the mean of its divisors is an integer number (2071036225).

Almost surely, 2^4142072449 is an apocalyptic number.

It is an amenable number.

4142072449 is a deficient number, since it is larger than the sum of its proper divisors (1).

4142072449 is an equidigital number, since it uses as much as digits as its factorization.

4142072449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64512, while the sum is 37.

The square root of 4142072449 is about 64358.9344924230. The cubic root of 4142072449 is about 1605.9766636808.

The spelling of 4142072449 in words is "four billion, one hundred forty-two million, seventy-two thousand, four hundred forty-nine".