1426330061 has 4 divisors (see below), whose sum is σ = 1536047772. Its totient is φ = 1316612352.

The previous prime is 1426330049. The next prime is 1426330063. The reversal of 1426330061 is 1600336241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1600336241 = 7 ⋅228619463.

It can be written as a sum of positive squares in 2 ways, for example, as 328733161 + 1097596900 = 18131^2 + 33130^2 .

It is a cyclic number.

It is not a de Polignac number, because 1426330061 - 2¹⁴ = 1426313677 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1426330061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1426330063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54858836 + ... + 54858861.

It is an arithmetic number, because the mean of its divisors is an integer number (384011943).

Almost surely, 2^1426330061 is an apocalyptic number.

It is an amenable number.

1426330061 is a deficient number, since it is larger than the sum of its proper divisors (109717711).

1426330061 is a wasteful number, since it uses less digits than its factorization.

1426330061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109717710.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 1426330061 is about 37766.7851557423. The cubic root of 1426330061 is about 1125.6585605189.

The spelling of 1426330061 in words is "one billion, four hundred twenty-six million, three hundred thirty thousand, sixty-one".