1426263745 has 4 divisors (see below), whose sum is σ = 1711516500. Its totient is φ = 1141010992.

The previous prime is 1426263743. The next prime is 1426263757. The reversal of 1426263745 is 5473626241.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 235806736 + 1190457009 = 15356^2 + 34503^2 .

It is a cyclic number.

It is not a de Polignac number, because 1426263745 - 2¹ = 1426263743 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1426263698 and 1426263707.

It is not an unprimeable number, because it can be changed into a prime (1426263743) 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, 142626370 + ... + 142626379.

It is an arithmetic number, because the mean of its divisors is an integer number (427879125).

Almost surely, 2^1426263745 is an apocalyptic number.

It is an amenable number.

1426263745 is a deficient number, since it is larger than the sum of its proper divisors (285252755).

1426263745 is an equidigital number, since it uses as much as digits as its factorization.

1426263745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285252754.

The product of its digits is 241920, while the sum is 40.

The square root of 1426263745 is about 37765.9071783004. The cubic root of 1426263745 is about 1125.6411147369.

Adding to 1426263745 its reverse (5473626241), we get a palindrome (6899889986).

The spelling of 1426263745 in words is "one billion, four hundred twenty-six million, two hundred sixty-three thousand, seven hundred forty-five".