126461593 has 2 divisors, whose sum is σ = 126461594. Its totient is φ = 126461592.

The previous prime is 126461591. The next prime is 126461633. The reversal of 126461593 is 395164621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86620249 + 39841344 = 9307^2 + 6312^2 .

It is a cyclic number.

It is not a de Polignac number, because 126461593 - 2¹ = 126461591 is a prime.

Together with 126461591, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (126461591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63230796 + 63230797.

It is an arithmetic number, because the mean of its divisors is an integer number (63230797).

Almost surely, 2^126461593 is an apocalyptic number.

It is an amenable number.

126461593 is a deficient number, since it is larger than the sum of its proper divisors (1).

126461593 is an equidigital number, since it uses as much as digits as its factorization.

126461593 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 37.

The square root of 126461593 is about 11245.5143501754. The cubic root of 126461593 is about 501.9412440558.

The spelling of 126461593 in words is "one hundred twenty-six million, four hundred sixty-one thousand, five hundred ninety-three".