1400680641 has 8 divisors (see below), whose sum is σ = 1867758624. Its totient is φ = 933694880.

The previous prime is 1400680639. The next prime is 1400680649. The reversal of 1400680641 is 1460860041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1400680641 - 2¹ = 1400680639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1400680599 and 1400680608.

It is not an unprimeable number, because it can be changed into a prime (1400680649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29506 + ... + 60596.

It is an arithmetic number, because the mean of its divisors is an integer number (233469828).

Almost surely, 2^1400680641 is an apocalyptic number.

It is an amenable number.

1400680641 is a deficient number, since it is larger than the sum of its proper divisors (467077983).

1400680641 is a wasteful number, since it uses less digits than its factorization.

1400680641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46111.

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 1400680641 is about 37425.6682104675. The cubic root of 1400680641 is about 1118.8702045097.

The spelling of 1400680641 in words is "one billion, four hundred million, six hundred eighty thousand, six hundred forty-one".