1153651730 has 64 divisors (see below), whose sum is σ = 2649259008. Its totient is φ = 351207360.

The previous prime is 1153651717. The next prime is 1153651753. The reversal of 1153651730 is 371563511.

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 31 ways as a sum of consecutive naturals, for example, 15689 + ... + 50531.

It is an arithmetic number, because the mean of its divisors is an integer number (41394672).

Almost surely, 2^1153651730 is an apocalyptic number.

1153651730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1153651730 is an abundant number, since it is smaller than the sum of its proper divisors (1495607278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1153651730 is a wasteful number, since it uses less digits than its factorization.

1153651730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34911.

The product of its (nonzero) digits is 9450, while the sum is 32.

The square root of 1153651730 is about 33965.4490622456. The cubic root of 1153651730 is about 1048.7973319870.

The spelling of 1153651730 in words is "one billion, one hundred fifty-three million, six hundred fifty-one thousand, seven hundred thirty".