1157122361048 has 16 divisors (see below), whose sum is σ = 2169841085280. Its totient is φ = 578498071648.

The previous prime is 1157122361039. The next prime is 1157122361069. The reversal of 1157122361048 is 8401632217511.

It is a junction number, because it is equal to n+sod(n) for n = 1157122360996 and 1157122361014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7810640 + ... + 7957407.

It is an arithmetic number, because the mean of its divisors is an integer number (135615067830).

Almost surely, 2^{1157122361048} is an apocalyptic number.

It is an amenable number.

1157122361048 is a deficient number, since it is larger than the sum of its proper divisors (1012718724232).

1157122361048 is a wasteful number, since it uses less digits than its factorization.

1157122361048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15777226 (or 15777222 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 41.

Adding to 1157122361048 its reverse (8401632217511), we get a palindrome (9558754578559).

The spelling of 1157122361048 in words is "one trillion, one hundred fifty-seven billion, one hundred twenty-two million, three hundred sixty-one thousand, forty-eight".