1423743361 has 2 divisors, whose sum is σ = 1423743362. Its totient is φ = 1423743360.

The previous prime is 1423743341. The next prime is 1423743407. The reversal of 1423743361 is 1633473241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 958521600 + 465221761 = 30960^2 + 21569^2 .

It is a cyclic number.

It is not a de Polignac number, because 1423743361 - 2⁵ = 1423743329 is a prime.

It is not a weakly prime, because it can be changed into another prime (1423743301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711871680 + 711871681.

It is an arithmetic number, because the mean of its divisors is an integer number (711871681).

Almost surely, 2^1423743361 is an apocalyptic number.

It is an amenable number.

1423743361 is a deficient number, since it is larger than the sum of its proper divisors (1).

1423743361 is an equidigital number, since it uses as much as digits as its factorization.

1423743361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 34.

The square root of 1423743361 is about 37732.5239150524. The cubic root of 1423743361 is about 1124.9776748821.

The spelling of 1423743361 in words is "one billion, four hundred twenty-three million, seven hundred forty-three thousand, three hundred sixty-one".