1375012501250 has 20 divisors (see below), whose sum is σ = 2577323434686. Its totient is φ = 550005000000.

The previous prime is 1375012501169. The next prime is 1375012501273. The reversal of 1375012501250 is 521052105731.

It can be written as a sum of positive squares in 5 ways, for example, as 81590780881 + 1293421720369 = 285641^2 + 1137287^2 .

1375012501250 is a modest number, since divided by 12501250 gives 13750 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 550003751 + ... + 550006250.

Almost surely, 2^{1375012501250} is an apocalyptic number.

1375012501250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1375012501250 is a deficient number, since it is larger than the sum of its proper divisors (1202310933436).

1375012501250 is an equidigital number, since it uses as much as digits as its factorization.

1375012501250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100010023 (or 1100010008 counting only the distinct ones).

The product of its (nonzero) digits is 10500, while the sum is 32.

Adding to 1375012501250 its reverse (521052105731), we get a palindrome (1896064606981).

The spelling of 1375012501250 in words is "one trillion, three hundred seventy-five billion, twelve million, five hundred one thousand, two hundred fifty".