1121070651408 has 60 divisors (see below), whose sum is σ = 3165205789980. Its totient is φ = 370383218688.

The previous prime is 1121070651229. The next prime is 1121070651427. The reversal of 1121070651408 is 8041560701211.

1121070651408 is a `hidden beast` number, since 1 + 121 + 0 + 70 + 65 + 1 + 408 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 181435106304 + 939635545104 = 425952^2 + 969348^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34431573 + ... + 34464116.

It is an arithmetic number, because the mean of its divisors is an integer number (52753429833).

Almost surely, 2^{1121070651408} is an apocalyptic number.

1121070651408 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1121070651408 is an abundant number, since it is smaller than the sum of its proper divisors (2044135138572).

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

1121070651408 is a wasteful number, since it uses less digits than its factorization.

1121070651408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68895816 (or 68895807 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 36.

The spelling of 1121070651408 in words is "one trillion, one hundred twenty-one billion, seventy million, six hundred fifty-one thousand, four hundred eight".