1403164 has 18 divisors (see below), whose sum is σ = 2856840. Its totient is φ = 601272.

The previous prime is 1403159. The next prime is 1403167. The reversal of 1403164 is 4613041.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1403167) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3384 + ... + 3775.

2^1403164 is an apocalyptic number.

1403164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1403164 is an abundant number, since it is smaller than the sum of its proper divisors (1453676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1403164 is a wasteful number, since it uses less digits than its factorization.

1403164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7177 (or 7168 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1403164 is about 1184.5522360791. The cubic root of 1403164 is about 111.9531053679.

The spelling of 1403164 in words is "one million, four hundred three thousand, one hundred sixty-four".