425461537 has 2 divisors, whose sum is σ = 425461538. Its totient is φ = 425461536.

The previous prime is 425461511. The next prime is 425461549. The reversal of 425461537 is 735164524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 240746256 + 184715281 = 15516^2 + 13591^2 .

It is a cyclic number.

It is not a de Polignac number, because 425461537 - 2²⁷ = 291243809 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 425461496 and 425461505.

It is not a weakly prime, because it can be changed into another prime (425461637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212730768 + 212730769.

It is an arithmetic number, because the mean of its divisors is an integer number (212730769).

Almost surely, 2^425461537 is an apocalyptic number.

It is an amenable number.

425461537 is a deficient number, since it is larger than the sum of its proper divisors (1).

425461537 is an equidigital number, since it uses as much as digits as its factorization.

425461537 is an evil number, because the sum of its binary digits is even.

The product of its digits is 100800, while the sum is 37.

The square root of 425461537 is about 20626.7190071519. The cubic root of 425461537 is about 752.1193606984.

The spelling of 425461537 in words is "four hundred twenty-five million, four hundred sixty-one thousand, five hundred thirty-seven".