1400054003 has 4 divisors (see below), whose sum is σ = 1401919008. Its totient is φ = 1398189000.

The previous prime is 1400053979. The next prime is 1400054039. The reversal of 1400054003 is 3004500041.

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 1400054003 - 2²⁸ = 1131618547 is a prime.

It is a super-2 number, since 2×1400054003² = 3920302422632648018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1400054203) 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, 931376 + ... + 932877.

It is an arithmetic number, because the mean of its divisors is an integer number (350479752).

Almost surely, 2^1400054003 is an apocalyptic number.

1400054003 is a deficient number, since it is larger than the sum of its proper divisors (1865005).

1400054003 is an equidigital number, since it uses as much as digits as its factorization.

1400054003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1865004.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 1400054003 is about 37417.2955062228. The cubic root of 1400054003 is about 1118.7033258391.

Adding to 1400054003 its reverse (3004500041), we get a palindrome (4404554044).

The spelling of 1400054003 in words is "one billion, four hundred million, fifty-four thousand, three".