1375623000 has 512 divisors, whose sum is σ = 5249836800. Its totient is φ = 335923200.

The previous prime is 1375622959. The next prime is 1375623001. The reversal of 1375623000 is 3265731.

It is a happy number.

1375623000 is a `hidden beast` number, since 1 + 37 + 5 + 623 + 0 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1375623001) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 37178982 + ... + 37179018.

Almost surely, 2^1375623000 is an apocalyptic number.

1375623000 is a gapful number since it is divisible by the number (10) 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 1375623000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2624918400).

1375623000 is an abundant number, since it is smaller than the sum of its proper divisors (3874213800).

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

1375623000 is an equidigital number, since it uses as much as digits as its factorization.

1375623000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96 (or 64 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 1375623000 is about 37089.3920144291. The cubic root of 1375623000 is about 1112.1579641199.

Adding to 1375623000 its reverse (3265731), we get a palindrome (1378888731).

The spelling of 1375623000 in words is "one billion, three hundred seventy-five million, six hundred twenty-three thousand".