1436428743 has 4 divisors (see below), whose sum is σ = 1915238328. Its totient is φ = 957619160.

The previous prime is 1436428739. The next prime is 1436428771. The reversal of 1436428743 is 3478246341.

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 1436428743 - 2² = 1436428739 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1436428695 and 1436428704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1436428703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 239404788 + ... + 239404793.

It is an arithmetic number, because the mean of its divisors is an integer number (478809582).

Almost surely, 2^1436428743 is an apocalyptic number.

1436428743 is a deficient number, since it is larger than the sum of its proper divisors (478809585).

1436428743 is an equidigital number, since it uses as much as digits as its factorization.

1436428743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478809584.

The product of its digits is 387072, while the sum is 42.

The square root of 1436428743 is about 37900.2472683227. The cubic root of 1436428743 is about 1128.3089392274.

The spelling of 1436428743 in words is "one billion, four hundred thirty-six million, four hundred twenty-eight thousand, seven hundred forty-three".