1153482551 has 4 divisors (see below), whose sum is σ = 1242211992. Its totient is φ = 1064753112.

The previous prime is 1153482541. The next prime is 1153482557. The reversal of 1153482551 is 1552843511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1153482551 is a prime.

It is a super-2 number, since 2×1153482551² = 2661043990922935202, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153482557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44364701 + ... + 44364726.

It is an arithmetic number, because the mean of its divisors is an integer number (310552998).

Almost surely, 2^1153482551 is an apocalyptic number.

1153482551 is a deficient number, since it is larger than the sum of its proper divisors (88729441).

1153482551 is an equidigital number, since it uses as much as digits as its factorization.

1153482551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88729440.

The product of its digits is 24000, while the sum is 35.

The square root of 1153482551 is about 33962.9585136513. The cubic root of 1153482551 is about 1048.7460619912.

The spelling of 1153482551 in words is "one billion, one hundred fifty-three million, four hundred eighty-two thousand, five hundred fifty-one".