1354403340 has 72 divisors (see below), whose sum is σ = 4185902448. Its totient is φ = 354357120.

The previous prime is 1354403329. The next prime is 1354403357. The reversal of 1354403340 is 433044531.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 61446 + ... + 80525.

It is an arithmetic number, because the mean of its divisors is an integer number (58137534).

Almost surely, 2^1354403340 is an apocalyptic number.

1354403340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1354403340 is an abundant number, since it is smaller than the sum of its proper divisors (2831499108).

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

1354403340 is a wasteful number, since it uses less digits than its factorization.

1354403340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142039 (or 142034 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 1354403340 is about 36802.2192265630. The cubic root of 1354403340 is about 1106.4097783198.

Adding to 1354403340 its reverse (433044531), we get a palindrome (1787447871).

The spelling of 1354403340 in words is "one billion, three hundred fifty-four million, four hundred three thousand, three hundred forty".