1151550044 has 6 divisors (see below), whose sum is σ = 2015212584. Its totient is φ = 575775020.

The previous prime is 1151550007. The next prime is 1151550047. The reversal of 1151550044 is 4400551511.

It is a junction number, because it is equal to n+sod(n) for n = 1151549995 and 1151550022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151550047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 143943752 + ... + 143943759.

It is an arithmetic number, because the mean of its divisors is an integer number (335868764).

Almost surely, 2^1151550044 is an apocalyptic number.

It is an amenable number.

1151550044 is a deficient number, since it is larger than the sum of its proper divisors (863662540).

1151550044 is a wasteful number, since it uses less digits than its factorization.

1151550044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287887515 (or 287887513 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 26.

The square root of 1151550044 is about 33934.4963716864. The cubic root of 1151550044 is about 1048.1600563089.

The spelling of 1151550044 in words is "one billion, one hundred fifty-one million, five hundred fifty thousand, forty-four".