1153512455 has 16 divisors (see below), whose sum is σ = 1393804800. Its totient is φ = 916435872.

The previous prime is 1153512427. The next prime is 1153512461. The reversal of 1153512455 is 5542153511.

It is a cyclic number.

It is not a de Polignac number, because 1153512455 - 2¹⁶ = 1153446919 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 881912 + ... + 883218.

It is an arithmetic number, because the mean of its divisors is an integer number (87112800).

Almost surely, 2^1153512455 is an apocalyptic number.

1153512455 is a deficient number, since it is larger than the sum of its proper divisors (240292345).

1153512455 is a wasteful number, since it uses less digits than its factorization.

1153512455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2398.

The product of its digits is 15000, while the sum is 32.

The square root of 1153512455 is about 33963.3987551305. The cubic root of 1153512455 is about 1048.7551248161.

Adding to 1153512455 its reverse (5542153511), we get a palindrome (6695665966).

The spelling of 1153512455 in words is "one billion, one hundred fifty-three million, five hundred twelve thousand, four hundred fifty-five".