1400565425 has 12 divisors (see below), whose sum is σ = 1984801536. Its totient is φ = 960387600.

The previous prime is 1400565421. The next prime is 1400565431. The reversal of 1400565425 is 5245650041.

It is not a de Polignac number, because 1400565425 - 2² = 1400565421 is a prime.

It is a super-3 number, since 3×1400565425³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1400565391 and 1400565400.

It is not an unprimeable number, because it can be changed into a prime (1400565421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4001441 + ... + 4001790.

It is an arithmetic number, because the mean of its divisors is an integer number (165400128).

Almost surely, 2^1400565425 is an apocalyptic number.

It is an amenable number.

1400565425 is a deficient number, since it is larger than the sum of its proper divisors (584236111).

1400565425 is an equidigital number, since it uses as much as digits as its factorization.

1400565425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8003248 (or 8003243 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 1400565425 is about 37424.1289143782. The cubic root of 1400565425 is about 1118.8395253098.

The spelling of 1400565425 in words is "one billion, four hundred million, five hundred sixty-five thousand, four hundred twenty-five".