1153054791 has 128 divisors (see below), whose sum is σ = 2143272960. Its totient is φ = 598409856.

The previous prime is 1153054787. The next prime is 1153054823. The reversal of 1153054791 is 1974503511.

It is a happy number.

1153054791 is a `hidden beast` number, since 1 + 1 + 530 + 54 + 79 + 1 = 666.

It is not a de Polignac number, because 1153054791 - 2² = 1153054787 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153054711) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 10776160 + ... + 10776266.

It is an arithmetic number, because the mean of its divisors is an integer number (16744320).

Almost surely, 2^1153054791 is an apocalyptic number.

1153054791 is a deficient number, since it is larger than the sum of its proper divisors (990218169).

1153054791 is a wasteful number, since it uses less digits than its factorization.

1153054791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250 (or 244 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 36.

The square root of 1153054791 is about 33956.6604806774. The cubic root of 1153054791 is about 1048.6164061991.

The spelling of 1153054791 in words is "one billion, one hundred fifty-three million, fifty-four thousand, seven hundred ninety-one".