1396085293 has 4 divisors (see below), whose sum is σ = 1398530848. Its totient is φ = 1393639740.

The previous prime is 1396085233. The next prime is 1396085309. The reversal of 1396085293 is 3925806931.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 1396085293 - 2²⁵ = 1362530861 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 (1396085233) 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, 1221921 + ... + 1223062.

It is an arithmetic number, because the mean of its divisors is an integer number (349632712).

Almost surely, 2^1396085293 is an apocalyptic number.

It is an amenable number.

1396085293 is a deficient number, since it is larger than the sum of its proper divisors (2445555).

1396085293 is an equidigital number, since it uses as much as digits as its factorization.

1396085293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2445554.

The product of its (nonzero) digits is 349920, while the sum is 46.

The square root of 1396085293 is about 37364.2247745086. The cubic root of 1396085293 is about 1117.6452688315.

The spelling of 1396085293 in words is "one billion, three hundred ninety-six million, eighty-five thousand, two hundred ninety-three".