1001100453 has 32 divisors (see below), whose sum is σ = 1428848640. Its totient is φ = 622313280.

The previous prime is 1001100449. The next prime is 1001100473. The reversal of 1001100453 is 3540011001.

It is not a de Polignac number, because 1001100453 - 2² = 1001100449 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001100473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 366828 + ... + 369546.

It is an arithmetic number, because the mean of its divisors is an integer number (44651520).

Almost surely, 2^1001100453 is an apocalyptic number.

It is an amenable number.

1001100453 is a deficient number, since it is larger than the sum of its proper divisors (427748187).

1001100453 is a wasteful number, since it uses less digits than its factorization.

1001100453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2897.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 1001100453 is about 31640.1715071205. The cubic root of 1001100453 is about 1000.3666831937.

Adding to 1001100453 its reverse (3540011001), we get a palindrome (4541111454).

The spelling of 1001100453 in words is "one billion, one million, one hundred thousand, four hundred fifty-three".