1001355045 has 8 divisors (see below), whose sum is σ = 1602168096. Its totient is φ = 534056016.

The previous prime is 1001355041. The next prime is 1001355059. The reversal of 1001355045 is 5405531001.

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

It is not a de Polignac number, because 1001355045 - 2² = 1001355041 is a prime.

It is a super-2 number, since 2×1001355045² = 2005423852293904050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001355041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33378487 + ... + 33378516.

It is an arithmetic number, because the mean of its divisors is an integer number (200271012).

Almost surely, 2^1001355045 is an apocalyptic number.

1001355045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1001355045 is a deficient number, since it is larger than the sum of its proper divisors (600813051).

1001355045 is an equidigital number, since it uses as much as digits as its factorization.

1001355045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66757011.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 1001355045 is about 31644.1944912491. The cubic root of 1001355045 is about 1000.4514778038.

Adding to 1001355045 its reverse (5405531001), we get a palindrome (6406886046).

The spelling of 1001355045 in words is "one billion, one million, three hundred fifty-five thousand, forty-five".