1427158573 has 2 divisors, whose sum is σ = 1427158574. Its totient is φ = 1427158572.

The previous prime is 1427158559. The next prime is 1427158589. The reversal of 1427158573 is 3758517241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1401978249 + 25180324 = 37443^2 + 5018^2 .

It is a cyclic number.

It is not a de Polignac number, because 1427158573 - 2¹³ = 1427150381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1427158973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 713579286 + 713579287.

It is an arithmetic number, because the mean of its divisors is an integer number (713579287).

Almost surely, 2^1427158573 is an apocalyptic number.

It is an amenable number.

1427158573 is a deficient number, since it is larger than the sum of its proper divisors (1).

1427158573 is an equidigital number, since it uses as much as digits as its factorization.

1427158573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 235200, while the sum is 43.

The square root of 1427158573 is about 37777.7523550568. The cubic root of 1427158573 is about 1125.8764720042.

It can be divided in two parts, 1427 and 158573, that added together give a 4-th power (160000 = 20⁴).

The spelling of 1427158573 in words is "one billion, four hundred twenty-seven million, one hundred fifty-eight thousand, five hundred seventy-three".