1146508771553 has 8 divisors (see below), whose sum is σ = 1152049426080. Its totient is φ = 1140981357600.

The previous prime is 1146508771549. The next prime is 1146508771561. The reversal of 1146508771553 is 3551778056411.

It is a happy number.

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 1146508771553 - 2² = 1146508771549 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1146508771495 and 1146508771504.

It is not an unprimeable number, because it can be changed into a prime (1146508771523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3136523 + ... + 3482928.

It is an arithmetic number, because the mean of its divisors is an integer number (144006178260).

Almost surely, 2^{1146508771553} is an apocalyptic number.

It is an amenable number.

1146508771553 is a deficient number, since it is larger than the sum of its proper divisors (5540654527).

1146508771553 is an equidigital number, since it uses as much as digits as its factorization.

1146508771553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6620287.

The product of its (nonzero) digits is 3528000, while the sum is 53.

The spelling of 1146508771553 in words is "one trillion, one hundred forty-six billion, five hundred eight million, seven hundred seventy-one thousand, five hundred fifty-three".