1031015253340 has 24 divisors (see below), whose sum is σ = 2165168506032. Its totient is φ = 412399153920.

The previous prime is 1031015253313. The next prime is 1031015253347. The reversal of 1031015253340 is 433525101301.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1031015253299 and 1031015253308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031015253347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 879652 + ... + 1683988.

It is an arithmetic number, because the mean of its divisors is an integer number (90215354418).

Almost surely, 2^{1031015253340} is an apocalyptic number.

1031015253340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1031015253340 is an abundant number, since it is smaller than the sum of its proper divisors (1134153252692).

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

1031015253340 is a wasteful number, since it uses less digits than its factorization.

1031015253340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 868437 (or 868435 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The spelling of 1031015253340 in words is "one trillion, thirty-one billion, fifteen million, two hundred fifty-three thousand, three hundred forty".