1350556493 has 16 divisors (see below), whose sum is σ = 1588022016. Its totient is φ = 1132367040.

The previous prime is 1350556457. The next prime is 1350556507. The reversal of 1350556493 is 3946550531.

It is a cyclic number.

It is not a de Polignac number, because 1350556493 - 2²² = 1346362189 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1350556493.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1350556093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 200171 + ... + 206807.

It is an arithmetic number, because the mean of its divisors is an integer number (99251376).

Almost surely, 2^1350556493 is an apocalyptic number.

1350556493 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1350556493 is a deficient number, since it is larger than the sum of its proper divisors (237465523).

1350556493 is a wasteful number, since it uses less digits than its factorization.

1350556493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8084.

The product of its (nonzero) digits is 243000, while the sum is 41.

The square root of 1350556493 is about 36749.9182720180. The cubic root of 1350556493 is about 1105.3612907851.

The spelling of 1350556493 in words is "one billion, three hundred fifty million, five hundred fifty-six thousand, four hundred ninety-three".