1401375125 has 16 divisors (see below), whose sum is σ = 1752933312. Its totient is φ = 1118525200.

The previous prime is 1401375109. The next prime is 1401375167. The reversal of 1401375125 is 5215731041.

It is not a de Polignac number, because 1401375125 - 2⁴ = 1401375109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42722 + ... + 68028.

It is an arithmetic number, because the mean of its divisors is an integer number (109558332).

Almost surely, 2^1401375125 is an apocalyptic number.

It is an amenable number.

1401375125 is a deficient number, since it is larger than the sum of its proper divisors (351558187).

1401375125 is an equidigital number, since it uses as much as digits as its factorization.

1401375125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25765 (or 25755 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 1401375125 is about 37434.9452383732. The cubic root of 1401375125 is about 1119.0550929714.

The spelling of 1401375125 in words is "one billion, four hundred one million, three hundred seventy-five thousand, one hundred twenty-five".