1375042256 has 80 divisors (see below), whose sum is σ = 3134049408. Its totient is φ = 572160000.

The previous prime is 1375042247. The next prime is 1375042271. The reversal of 1375042256 is 6522405731.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1151996 + ... + 1153188.

Almost surely, 2^1375042256 is an apocalyptic number.

1375042256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1375042256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1567024704).

1375042256 is an abundant number, since it is smaller than the sum of its proper divisors (1759007152).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1375042256 is a wasteful number, since it uses less digits than its factorization.

1375042256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1500 (or 1494 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 1375042256 is about 37081.5622108886. The cubic root of 1375042256 is about 1112.0014362592.

Adding to 1375042256 its reverse (6522405731), we get a palindrome (7897447987).

The spelling of 1375042256 in words is "one billion, three hundred seventy-five million, forty-two thousand, two hundred fifty-six".