1400379125 has 8 divisors (see below), whose sum is σ = 1747673304. Its totient is φ = 1120303200.

The previous prime is 1400379109. The next prime is 1400379137. The reversal of 1400379125 is 5219730041.

It can be written as a sum of positive squares in 4 ways, for example, as 7447441 + 1392931684 = 2729^2 + 37322^2 .

It is not a de Polignac number, because 1400379125 - 2⁴ = 1400379109 is a prime.

It is a super-2 number, since 2×1400379125² = 3922123387471531250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1400379091 and 1400379100.

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 7 ways as a sum of consecutive naturals, for example, 5601392 + ... + 5601641.

It is an arithmetic number, because the mean of its divisors is an integer number (218459163).

Almost surely, 2^1400379125 is an apocalyptic number.

It is an amenable number.

1400379125 is a deficient number, since it is larger than the sum of its proper divisors (347294179).

1400379125 is an equidigital number, since it uses as much as digits as its factorization.

1400379125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11203048 (or 11203038 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 1400379125 is about 37421.6397957118. The cubic root of 1400379125 is about 1118.7899146210.

The spelling of 1400379125 in words is "one billion, four hundred million, three hundred seventy-nine thousand, one hundred twenty-five".