1155628470 has 16 divisors (see below), whose sum is σ = 2773508400. Its totient is φ = 308167584.

The previous prime is 1155628451. The next prime is 1155628493. The reversal of 1155628470 is 748265511.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19260445 + ... + 19260504.

It is an arithmetic number, because the mean of its divisors is an integer number (173344275).

Almost surely, 2^1155628470 is an apocalyptic number.

1155628470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1155628470 is an abundant number, since it is smaller than the sum of its proper divisors (1617879930).

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

1155628470 is a wasteful number, since it uses less digits than its factorization.

1155628470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38520959.

The product of its (nonzero) digits is 67200, while the sum is 39.

The square root of 1155628470 is about 33994.5358844624. The cubic root of 1155628470 is about 1049.3960154524.

The spelling of 1155628470 in words is "one billion, one hundred fifty-five million, six hundred twenty-eight thousand, four hundred seventy".