1011044534 has 8 divisors (see below), whose sum is σ = 1582504560. Its totient is φ = 483543016.

The previous prime is 1011044533. The next prime is 1011044537. The reversal of 1011044534 is 4354401101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1011044534² = 2044422099462554312, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011044533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10989569 + ... + 10989660.

It is an arithmetic number, because the mean of its divisors is an integer number (197813070).

Almost surely, 2^1011044534 is an apocalyptic number.

1011044534 is a deficient number, since it is larger than the sum of its proper divisors (571460026).

1011044534 is a wasteful number, since it uses less digits than its factorization.

1011044534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21979254.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 1011044534 is about 31796.9264866905. The cubic root of 1011044534 is about 1003.6680403627.

Adding to 1011044534 its reverse (4354401101), we get a palindrome (5365445635).

The spelling of 1011044534 in words is "one billion, eleven million, forty-four thousand, five hundred thirty-four".