1054515116213 has 8 divisors (see below), whose sum is σ = 1135657422648. Its totient is φ = 973376489664.

The previous prime is 1054515116209. The next prime is 1054515116287. The reversal of 1054515116213 is 3126115154501.

It can be written as a sum of positive squares in 4 ways, for example, as 553354478884 + 501160637329 = 743878^2 + 707927^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1054515116213 - 2² = 1054515116209 is a prime.

It is a super-2 number, since 2×1054515116213² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1054515116513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 309806 + ... + 1484927.

It is an arithmetic number, because the mean of its divisors is an integer number (141957177831).

Almost surely, 2^{1054515116213} is an apocalyptic number.

1054515116213 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1054515116213 is a deficient number, since it is larger than the sum of its proper divisors (81142306435).

1054515116213 is a wasteful number, since it uses less digits than its factorization.

1054515116213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1839943.

The product of its (nonzero) digits is 18000, while the sum is 35.

The spelling of 1054515116213 in words is "one trillion, fifty-four billion, five hundred fifteen million, one hundred sixteen thousand, two hundred thirteen".