1385351 has 4 divisors (see below), whose sum is σ = 1511304. Its totient is φ = 1259400.

The previous prime is 1385341. The next prime is 1385369. The reversal of 1385351 is 1535831.

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 1385351 - 2⁶ = 1385287 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1385351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1385341) 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, 62960 + ... + 62981.

It is an arithmetic number, because the mean of its divisors is an integer number (377826).

2^1385351 is an apocalyptic number.

1385351 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1385351 is a deficient number, since it is larger than the sum of its proper divisors (125953).

1385351 is a wasteful number, since it uses less digits than its factorization.

1385351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125952.

The product of its digits is 1800, while the sum is 26.

The square root of 1385351 is about 1177.0093457573. The cubic root of 1385351 is about 111.4773426182.

The spelling of 1385351 in words is "one million, three hundred eighty-five thousand, three hundred fifty-one".