425501017 has 2 divisors, whose sum is σ = 425501018. Its totient is φ = 425501016.

The previous prime is 425500997. The next prime is 425501023. The reversal of 425501017 is 710105524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 360392256 + 65108761 = 18984^2 + 8069^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-425501017 is a prime.

It is a super-2 number, since 2×425501017² = 362102230936068578, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 425500982 and 425501000.

It is not a weakly prime, because it can be changed into another prime (425501317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212750508 + 212750509.

It is an arithmetic number, because the mean of its divisors is an integer number (212750509).

Almost surely, 2^425501017 is an apocalyptic number.

It is an amenable number.

425501017 is a deficient number, since it is larger than the sum of its proper divisors (1).

425501017 is an equidigital number, since it uses as much as digits as its factorization.

425501017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1400, while the sum is 25.

The square root of 425501017 is about 20627.6759960981. The cubic root of 425501017 is about 752.1426238698.

The spelling of 425501017 in words is "four hundred twenty-five million, five hundred one thousand, seventeen".