1401466503 has 4 divisors (see below), whose sum is σ = 1868622008. Its totient is φ = 934311000.

The previous prime is 1401466481. The next prime is 1401466531. The reversal of 1401466503 is 3056641041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3056641041 = 3 ⋅1018880347.

It is not a de Polignac number, because 1401466503 - 2¹⁷ = 1401335431 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 (1401466103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 233577748 + ... + 233577753.

It is an arithmetic number, because the mean of its divisors is an integer number (467155502).

Almost surely, 2^1401466503 is an apocalyptic number.

1401466503 is a deficient number, since it is larger than the sum of its proper divisors (467155505).

1401466503 is an equidigital number, since it uses as much as digits as its factorization.

1401466503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467155504.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 1401466503 is about 37436.1657091108. The cubic root of 1401466503 is about 1119.0794154606.

The spelling of 1401466503 in words is "one billion, four hundred one million, four hundred sixty-six thousand, five hundred three".