1340433003 has 64 divisors (see below), whose sum is σ = 2278628352. Its totient is φ = 682007040.

The previous prime is 1340432969. The next prime is 1340433043. The reversal of 1340433003 is 3003340431.

It is not a de Polignac number, because 1340433003 - 2⁸ = 1340432747 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (1340433043) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1322725 + ... + 1323737.

It is an arithmetic number, because the mean of its divisors is an integer number (35603568).

Almost surely, 2^1340433003 is an apocalyptic number.

1340433003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1340433003 is a deficient number, since it is larger than the sum of its proper divisors (938195349).

1340433003 is a wasteful number, since it uses less digits than its factorization.

1340433003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1204.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 1340433003 is about 36611.9243280109. The cubic root of 1340433003 is about 1102.5925085245.

Adding to 1340433003 its reverse (3003340431), we get a palindrome (4343773434).

The spelling of 1340433003 in words is "one billion, three hundred forty million, four hundred thirty-three thousand, three".