1350438340531 has 16 divisors (see below), whose sum is σ = 1635375522816. Its totient is φ = 1088608150656.

The previous prime is 1350438340519. The next prime is 1350438340549.

1350438340531 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1350438340531 - 2¹³ = 1350438332339 is a prime.

It is a super-2 number, since 2×1350438340531² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1350438340561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4117981 + ... + 4433806.

It is an arithmetic number, because the mean of its divisors is an integer number (102210970176).

Almost surely, 2^{1350438340531} is an apocalyptic number.

1350438340531 is a deficient number, since it is larger than the sum of its proper divisors (284937182285).

1350438340531 is a wasteful number, since it uses less digits than its factorization.

1350438340531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8553138.

The product of its (nonzero) digits is 259200, while the sum is 40.

The spelling of 1350438340531 in words is "one trillion, three hundred fifty billion, four hundred thirty-eight million, three hundred forty thousand, five hundred thirty-one".