1375554125 has 16 divisors (see below), whose sum is σ = 1872756288. Its totient is φ = 1000402000.

The previous prime is 1375554109. The next prime is 1375554137. The reversal of 1375554125 is 5214555731.

It is not a de Polignac number, because 1375554125 - 2⁴ = 1375554109 is a prime.

It is a Duffinian number.

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, 498827 + ... + 501576.

It is an arithmetic number, because the mean of its divisors is an integer number (117047268).

Almost surely, 2^1375554125 is an apocalyptic number.

It is an amenable number.

1375554125 is a deficient number, since it is larger than the sum of its proper divisors (497202163).

1375554125 is a wasteful number, since it uses less digits than its factorization.

1375554125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000429 (or 1000419 counting only the distinct ones).

The product of its digits is 105000, while the sum is 38.

The square root of 1375554125 is about 37088.4635028198. The cubic root of 1375554125 is about 1112.1394025522.

The spelling of 1375554125 in words is "one billion, three hundred seventy-five million, five hundred fifty-four thousand, one hundred twenty-five".