1426144413 has 4 divisors (see below), whose sum is σ = 1901525888. Its totient is φ = 950762940.

The previous prime is 1426144393. The next prime is 1426144441. The reversal of 1426144413 is 3144416241.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1426144413 - 2¹³ = 1426136221 is a prime.

It is a super-2 number, since 2×1426144413² = 4067775773462229138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1426144483) 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, 237690733 + ... + 237690738.

It is an arithmetic number, because the mean of its divisors is an integer number (475381472).

Almost surely, 2^1426144413 is an apocalyptic number.

It is an amenable number.

1426144413 is a deficient number, since it is larger than the sum of its proper divisors (475381475).

1426144413 is an equidigital number, since it uses as much as digits as its factorization.

1426144413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475381474.

The product of its digits is 9216, while the sum is 30.

The square root of 1426144413 is about 37764.3272546990. The cubic root of 1426144413 is about 1125.6097206481.

The spelling of 1426144413 in words is "one billion, four hundred twenty-six million, one hundred forty-four thousand, four hundred thirteen".