1385412337 has 4 divisors (see below), whose sum is σ = 1445647680. Its totient is φ = 1325176996.

The previous prime is 1385412319. The next prime is 1385412367. The reversal of 1385412337 is 7332145831.

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 a de Polignac number, because none of the positive numbers 2^k-1385412337 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1385412296 and 1385412305.

It is not an unprimeable number, because it can be changed into a prime (1385412307) 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, 30117637 + ... + 30117682.

It is an arithmetic number, because the mean of its divisors is an integer number (361411920).

Almost surely, 2^1385412337 is an apocalyptic number.

It is an amenable number.

1385412337 is a deficient number, since it is larger than the sum of its proper divisors (60235343).

1385412337 is an equidigital number, since it uses as much as digits as its factorization.

1385412337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60235342.

The product of its digits is 60480, while the sum is 37.

The square root of 1385412337 is about 37221.1275621790. The cubic root of 1385412337 is about 1114.7898782933.

The spelling of 1385412337 in words is "one billion, three hundred eighty-five million, four hundred twelve thousand, three hundred thirty-seven".