1153112770557 has 32 divisors (see below), whose sum is σ = 1923733278720. Its totient is φ = 676312470000.

The previous prime is 1153112770553. The next prime is 1153112770571. The reversal of 1153112770557 is 7550772113511.

It is a happy number.

1153112770557 is a `hidden beast` number, since 1 + 1 + 5 + 3 + 1 + 1 + 27 + 70 + 557 = 666.

It is not a de Polignac number, because 1153112770557 - 2² = 1153112770553 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153112770553) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62612319 + ... + 62630732.

It is an arithmetic number, because the mean of its divisors is an integer number (60116664960).

Almost surely, 2^{1153112770557} is an apocalyptic number.

It is an amenable number.

1153112770557 is a deficient number, since it is larger than the sum of its proper divisors (770620508163).

1153112770557 is a wasteful number, since it uses less digits than its factorization.

1153112770557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125243102 (or 125243096 counting only the distinct ones).

The product of its (nonzero) digits is 257250, while the sum is 45.

The spelling of 1153112770557 in words is "one trillion, one hundred fifty-three billion, one hundred twelve million, seven hundred seventy thousand, five hundred fifty-seven".