1351386496 has 16 divisors (see below), whose sum is σ = 2692215540. Its totient is φ = 675693184.

The previous prime is 1351386493. The next prime is 1351386539. The reversal of 1351386496 is 6946831531.

It is a tau number, because it is divible by the number of its divisors (16).

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351386493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5278726 + ... + 5278981.

Almost surely, 2^1351386496 is an apocalyptic number.

1351386496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1351386496 is a deficient number, since it is larger than the sum of its proper divisors (1340829044).

1351386496 is an equidigital number, since it uses as much as digits as its factorization.

1351386496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10557721 (or 10557709 counting only the distinct ones).

The product of its digits is 466560, while the sum is 46.

The square root of 1351386496 is about 36761.2091204846. The cubic root of 1351386496 is about 1105.5876827235.

The spelling of 1351386496 in words is "one billion, three hundred fifty-one million, three hundred eighty-six thousand, four hundred ninety-six".