425077019 has 2 divisors, whose sum is σ = 425077020. Its totient is φ = 425077018.

The previous prime is 425076941. The next prime is 425077033. The reversal of 425077019 is 910770524.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-425077019 is a prime.

It is a super-2 number, since 2×425077019² = 361380944163852722, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 425077019.

It is not a weakly prime, because it can be changed into another prime (425077319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212538509 + 212538510.

It is an arithmetic number, because the mean of its divisors is an integer number (212538510).

Almost surely, 2^425077019 is an apocalyptic number.

425077019 is a deficient number, since it is larger than the sum of its proper divisors (1).

425077019 is an equidigital number, since it uses as much as digits as its factorization.

425077019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17640, while the sum is 35.

The square root of 425077019 is about 20617.3960285968. The cubic root of 425077019 is about 751.8927122432.

The spelling of 425077019 in words is "four hundred twenty-five million, seventy-seven thousand, nineteen".