1148844801238 has 4 divisors (see below), whose sum is σ = 1723267201860. Its totient is φ = 574422400618.

The previous prime is 1148844801179. The next prime is 1148844801259. The reversal of 1148844801238 is 8321084488411.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 287211200308 + ... + 287211200311.

It is an arithmetic number, because the mean of its divisors is an integer number (430816800465).

Almost surely, 2^{1148844801238} is an apocalyptic number.

1148844801238 is a deficient number, since it is larger than the sum of its proper divisors (574422400622).

1148844801238 is an equidigital number, since it uses as much as digits as its factorization.

1148844801238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 574422400621.

The product of its (nonzero) digits is 1572864, while the sum is 52.

The spelling of 1148844801238 in words is "one trillion, one hundred forty-eight billion, eight hundred forty-four million, eight hundred one thousand, two hundred thirty-eight".