1148269178461 has 8 divisors (see below), whose sum is σ = 1210572578880. Its totient is φ = 1086152596128.

The previous prime is 1148269178417. The next prime is 1148269178503. The reversal of 1148269178461 is 1648719628411.

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

It is not a de Polignac number, because 1148269178461 - 2⁷ = 1148269178333 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1148269178396 and 1148269178405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1148269178761) 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, 46691896 + ... + 46716481.

It is an arithmetic number, because the mean of its divisors is an integer number (151321572360).

Almost surely, 2^{1148269178461} is an apocalyptic number.

It is an amenable number.

1148269178461 is a deficient number, since it is larger than the sum of its proper divisors (62303400419).

1148269178461 is an equidigital number, since it uses as much as digits as its factorization.

1148269178461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93409043.

The product of its digits is 4644864, while the sum is 58.

The spelling of 1148269178461 in words is "one trillion, one hundred forty-eight billion, two hundred sixty-nine million, one hundred seventy-eight thousand, four hundred sixty-one".