1375757625 has 32 divisors (see below), whose sum is σ = 2497382784. Its totient is φ = 667032000.

The previous prime is 1375757611. The next prime is 1375757641. The reversal of 1375757625 is 5267575731.

It is not a de Polignac number, because 1375757625 - 2¹² = 1375753529 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 162634 + ... + 170883.

It is an arithmetic number, because the mean of its divisors is an integer number (78043212).

Almost surely, 2^1375757625 is an apocalyptic number.

1375757625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1375757625 is a deficient number, since it is larger than the sum of its proper divisors (1121625159).

1375757625 is a wasteful number, since it uses less digits than its factorization.

1375757625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333546 (or 333536 counting only the distinct ones).

The product of its digits is 1543500, while the sum is 48.

The square root of 1375757625 is about 37091.2068420535. The cubic root of 1375757625 is about 1112.1942432899.

The spelling of 1375757625 in words is "one billion, three hundred seventy-five million, seven hundred fifty-seven thousand, six hundred twenty-five".