1423532273 has 2 divisors, whose sum is σ = 1423532274. Its totient is φ = 1423532272.

The previous prime is 1423532267. The next prime is 1423532323. The reversal of 1423532273 is 3722353241.

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., 768786529 + 654745744 = 27727^2 + 25588^2 .

It is a cyclic number.

It is not a de Polignac number, because 1423532273 - 2¹⁸ = 1423270129 is a prime.

It is not a weakly prime, because it can be changed into another prime (1423532233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711766136 + 711766137.

It is an arithmetic number, because the mean of its divisors is an integer number (711766137).

Almost surely, 2^1423532273 is an apocalyptic number.

It is an amenable number.

1423532273 is a deficient number, since it is larger than the sum of its proper divisors (1).

1423532273 is an equidigital number, since it uses as much as digits as its factorization.

1423532273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 32.

The square root of 1423532273 is about 37729.7266488905. The cubic root of 1423532273 is about 1124.9220747342.

The spelling of 1423532273 in words is "one billion, four hundred twenty-three million, five hundred thirty-two thousand, two hundred seventy-three".