452042779 has 2 divisors, whose sum is σ = 452042780. Its totient is φ = 452042778.

The previous prime is 452042743. The next prime is 452042797. The reversal of 452042779 is 977240254.

Together with next prime (452042797) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 452042779 - 2⁹ = 452042267 is a prime.

It is a super-4 number, since 4×452042779⁴ (a number of 36 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (452045779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226021389 + 226021390.

It is an arithmetic number, because the mean of its divisors is an integer number (226021390).

Almost surely, 2^452042779 is an apocalyptic number.

452042779 is a deficient number, since it is larger than the sum of its proper divisors (1).

452042779 is an equidigital number, since it uses as much as digits as its factorization.

452042779 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 452042779 is about 21261.2976791164. The cubic root of 452042779 is about 767.4672383601.

The spelling of 452042779 in words is "four hundred fifty-two million, forty-two thousand, seven hundred seventy-nine".