1401273 has 8 divisors (see below), whose sum is σ = 2076000. Its totient is φ = 934164.

The previous prime is 1401263. The next prime is 1401287. The reversal of 1401273 is 3721041.

It is not a de Polignac number, because 1401273 - 2⁸ = 1401017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1401203) 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 7 ways as a sum of consecutive naturals, for example, 25923 + ... + 25976.

It is an arithmetic number, because the mean of its divisors is an integer number (259500).

2^1401273 is an apocalyptic number.

It is an amenable number.

1401273 is a deficient number, since it is larger than the sum of its proper divisors (674727).

1401273 is an equidigital number, since it uses as much as digits as its factorization.

1401273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51908 (or 51902 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 1401273 is about 1183.7537750732. The cubic root of 1401273 is about 111.9027908654.

The spelling of 1401273 in words is "one million, four hundred one thousand, two hundred seventy-three".