1153532413 has 16 divisors (see below), whose sum is σ = 1311892992. Its totient is φ = 1004760000.

The previous prime is 1153532411. The next prime is 1153532453. The reversal of 1153532413 is 3142353511.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1153532413 - 2¹ = 1153532411 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153532411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17695 + ... + 51187.

It is an arithmetic number, because the mean of its divisors is an integer number (81993312).

Almost surely, 2^1153532413 is an apocalyptic number.

It is an amenable number.

1153532413 is a deficient number, since it is larger than the sum of its proper divisors (158360579).

1153532413 is a wasteful number, since it uses less digits than its factorization.

1153532413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33636.

The product of its digits is 5400, while the sum is 28.

The square root of 1153532413 is about 33963.6925701550. The cubic root of 1153532413 is about 1048.7611732797.

Adding to 1153532413 its reverse (3142353511), we get a palindrome (4295885924).

The spelling of 1153532413 in words is "one billion, one hundred fifty-three million, five hundred thirty-two thousand, four hundred thirteen".