1426246523 has 4 divisors (see below), whose sum is σ = 1535957808. Its totient is φ = 1316535240.

The previous prime is 1426246517. The next prime is 1426246531. The reversal of 1426246523 is 3256426241.

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

It is a cyclic number.

It is not a de Polignac number, because 1426246523 - 2¹² = 1426242427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1426246573) 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, 54855623 + ... + 54855648.

It is an arithmetic number, because the mean of its divisors is an integer number (383989452).

Almost surely, 2^1426246523 is an apocalyptic number.

1426246523 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1426246523 is a deficient number, since it is larger than the sum of its proper divisors (109711285).

1426246523 is a wasteful number, since it uses less digits than its factorization.

1426246523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109711284.

The product of its digits is 69120, while the sum is 35.

The square root of 1426246523 is about 37765.6791677311. The cubic root of 1426246523 is about 1125.6365840486.

The spelling of 1426246523 in words is "one billion, four hundred twenty-six million, two hundred forty-six thousand, five hundred twenty-three".