425662141 has 2 divisors, whose sum is σ = 425662142. Its totient is φ = 425662140.

The previous prime is 425662129. The next prime is 425662207. The reversal of 425662141 is 141266524.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 400200025 + 25462116 = 20005^2 + 5046^2 .

It is a cyclic number.

It is not a de Polignac number, because 425662141 - 2⁵ = 425662109 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425662121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212831070 + 212831071.

It is an arithmetic number, because the mean of its divisors is an integer number (212831071).

Almost surely, 2^425662141 is an apocalyptic number.

It is an amenable number.

425662141 is a deficient number, since it is larger than the sum of its proper divisors (1).

425662141 is an equidigital number, since it uses as much as digits as its factorization.

425662141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 31.

The square root of 425662141 is about 20631.5811560821. The cubic root of 425662141 is about 752.2375495611.

The spelling of 425662141 in words is "four hundred twenty-five million, six hundred sixty-two thousand, one hundred forty-one".