1151056506 has 16 divisors (see below), whose sum is σ = 2304057024. Its totient is φ = 383361504.

The previous prime is 1151056493. The next prime is 1151056507. The reversal of 1151056506 is 6056501511.

It is not an unprimeable number, because it can be changed into a prime (1151056507) by changing a digit.

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, 73246 + ... + 87561.

It is an arithmetic number, because the mean of its divisors is an integer number (144003564).

Almost surely, 2^1151056506 is an apocalyptic number.

1151056506 is an abundant number, since it is smaller than the sum of its proper divisors (1153000518).

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

1151056506 is a wasteful number, since it uses less digits than its factorization.

1151056506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162005.

The product of its (nonzero) digits is 4500, while the sum is 30.

The square root of 1151056506 is about 33927.2236706749. The cubic root of 1151056506 is about 1048.0102927383.

The spelling of 1151056506 in words is "one billion, one hundred fifty-one million, fifty-six thousand, five hundred six".