1396456429 has 4 divisors (see below), whose sum is σ = 1399324384. Its totient is φ = 1393588476.

The previous prime is 1396456417. The next prime is 1396456441. The reversal of 1396456429 is 9246546931.

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 an interprime number because it is at equal distance from previous prime (1396456417) and next prime (1396456441).

It is a cyclic number.

It is not a de Polignac number, because 1396456429 - 2²¹ = 1394359277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1396456729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1433247 + ... + 1434220.

It is an arithmetic number, because the mean of its divisors is an integer number (349831096).

Almost surely, 2^1396456429 is an apocalyptic number.

It is an amenable number.

1396456429 is a deficient number, since it is larger than the sum of its proper divisors (2867955).

1396456429 is an equidigital number, since it uses as much as digits as its factorization.

1396456429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2867954.

The product of its digits is 1399680, while the sum is 49.

The square root of 1396456429 is about 37369.1909064138. The cubic root of 1396456429 is about 1117.7442985124.

The spelling of 1396456429 in words is "one billion, three hundred ninety-six million, four hundred fifty-six thousand, four hundred twenty-nine".