1426405361 has 2 divisors, whose sum is σ = 1426405362. Its totient is φ = 1426405360.

The previous prime is 1426405319. The next prime is 1426405367. The reversal of 1426405361 is 1635046241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1337291761 + 89113600 = 36569^2 + 9440^2 .

It is a cyclic number.

It is not a de Polignac number, because 1426405361 - 2¹⁰ = 1426404337 is a prime.

It is not a weakly prime, because it can be changed into another prime (1426405367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 713202680 + 713202681.

It is an arithmetic number, because the mean of its divisors is an integer number (713202681).

Almost surely, 2^1426405361 is an apocalyptic number.

It is an amenable number.

1426405361 is a deficient number, since it is larger than the sum of its proper divisors (1).

1426405361 is an equidigital number, since it uses as much as digits as its factorization.

1426405361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 1426405361 is about 37767.7820503137. The cubic root of 1426405361 is about 1125.6783690706.

The spelling of 1426405361 in words is "one billion, four hundred twenty-six million, four hundred five thousand, three hundred sixty-one".