1401706463 has 4 divisors (see below), whose sum is σ = 1402846368. Its totient is φ = 1400566560.

The previous prime is 1401706451. The next prime is 1401706477. The reversal of 1401706463 is 3646071041.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1401706463 - 2¹⁰ = 1401705439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401706063) 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 3 ways as a sum of consecutive naturals, for example, 568106 + ... + 570567.

It is an arithmetic number, because the mean of its divisors is an integer number (350711592).

Almost surely, 2^1401706463 is an apocalyptic number.

1401706463 is a deficient number, since it is larger than the sum of its proper divisors (1139905).

1401706463 is a wasteful number, since it uses less digits than its factorization.

1401706463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1139904.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 1401706463 is about 37439.3704941736. The cubic root of 1401706463 is about 1119.1432816491.

The spelling of 1401706463 in words is "one billion, four hundred one million, seven hundred six thousand, four hundred sixty-three".