1155070044 has 60 divisors (see below), whose sum is σ = 3117014208. Its totient is φ = 372600000.

The previous prime is 1155070039. The next prime is 1155070061. The reversal of 1155070044 is 4400705511.

It is a happy number.

1155070044 is a `hidden beast` number, since 1 + 1 + 550 + 70 + 0 + 44 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 47457 + ... + 67544.

Almost surely, 2^1155070044 is an apocalyptic number.

It is an amenable number.

1155070044 is an abundant number, since it is smaller than the sum of its proper divisors (1961944164).

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

1155070044 is a wasteful number, since it uses less digits than its factorization.

1155070044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115048 (or 115037 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 27.

The square root of 1155070044 is about 33986.3214249498. The cubic root of 1155070044 is about 1049.2269575325.

Adding to 1155070044 its reverse (4400705511), we get a palindrome (5555775555).

The spelling of 1155070044 in words is "one billion, one hundred fifty-five million, seventy thousand, forty-four".