1153077849 has 105 divisors (see below), whose sum is σ = 2208876901. Its totient is φ = 599001480.

The previous prime is 1153077847. The next prime is 1153077869. The reversal of 1153077849 is 9487703511.

The square root of 1153077849 is 33957.

It is a perfect power (a square), and thus also a powerful number.

1153077849 is a `hidden beast` number, since 1 + 1 + 530 + 7 + 78 + 49 = 666.

It is not a de Polignac number, because 1153077849 - 2¹ = 1153077847 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1153077841) by changing a digit.

It is a polite number, since it can be written in 104 ways as a sum of consecutive naturals, for example, 104825254 + ... + 104825264.

Almost surely, 2^1153077849 is an apocalyptic number.

1153077849 is the 33957-th square number.

1153077849 is the 16979-th centered octagonal number.

It is an amenable number.

1153077849 is a deficient number, since it is larger than the sum of its proper divisors (1055799052).

1153077849 is an frugal number, since it uses more digits than its factorization.

1153077849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76 (or 21 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 45.

The cubic root of 1153077849 is about 1048.6233959901.

The spelling of 1153077849 in words is "one billion, one hundred fifty-three million, seventy-seven thousand, eight hundred forty-nine".