1402971 has 4 divisors (see below), whose sum is σ = 1870632. Its totient is φ = 935312.

The previous prime is 1402957. The next prime is 1403009. The reversal of 1402971 is 1792041.

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 1402971 - 2⁹ = 1402459 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (1402901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 233826 + ... + 233831.

It is an arithmetic number, because the mean of its divisors is an integer number (467658).

2^1402971 is an apocalyptic number.

1402971 is a deficient number, since it is larger than the sum of its proper divisors (467661).

1402971 is an equidigital number, since it uses as much as digits as its factorization.

1402971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467660.

The product of its (nonzero) digits is 504, while the sum is 24.

The square root of 1402971 is about 1184.4707678959. The cubic root of 1402971 is about 111.9479722211.

The spelling of 1402971 in words is "one million, four hundred two thousand, nine hundred seventy-one".