1011045441 has 16 divisors (see below), whose sum is σ = 1541090304. Its totient is φ = 577571664.

The previous prime is 1011045421. The next prime is 1011045449. The reversal of 1011045441 is 1445401101.

It is not a de Polignac number, because 1011045441 - 2²² = 1006851137 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (1011045449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120406 + ... + 128528.

It is an arithmetic number, because the mean of its divisors is an integer number (96318144).

Almost surely, 2^1011045441 is an apocalyptic number.

It is an amenable number.

1011045441 is a deficient number, since it is larger than the sum of its proper divisors (530044863).

1011045441 is an equidigital number, since it uses as much as digits as its factorization.

1011045441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14060.

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 1011045441 is about 31796.9407490721. The cubic root of 1011045441 is about 1003.6683404901.

Adding to 1011045441 its reverse (1445401101), we get a palindrome (2456446542).

The spelling of 1011045441 in words is "one billion, eleven million, forty-five thousand, four hundred forty-one".