1121517436860 has 72 divisors (see below), whose sum is σ = 3402740695536. Its totient is φ = 299000593920.

The previous prime is 1121517436841. The next prime is 1121517436883. The reversal of 1121517436860 is 686347151211.

1121517436860 is a `hidden beast` number, since 1 + 1 + 2 + 151 + 7 + 436 + 8 + 60 = 666.

It is a super-3 number, since 3×1121517436860³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28807 + ... + 1497953.

It is an arithmetic number, because the mean of its divisors is an integer number (47260287438).

Almost surely, 2^{1121517436860} is an apocalyptic number.

1121517436860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1121517436860 is an abundant number, since it is smaller than the sum of its proper divisors (2281223258676).

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

1121517436860 is a wasteful number, since it uses less digits than its factorization.

1121517436860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1473403 (or 1473398 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The spelling of 1121517436860 in words is "one trillion, one hundred twenty-one billion, five hundred seventeen million, four hundred thirty-six thousand, eight hundred sixty".