1103451001 has 2 divisors, whose sum is σ = 1103451002. Its totient is φ = 1103451000.

The previous prime is 1103450987. The next prime is 1103451031. The reversal of 1103451001 is 1001543011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 711608976 + 391842025 = 26676^2 + 19795^2 .

It is a cyclic number.

It is not a de Polignac number, because 1103451001 - 2²⁹ = 566580089 is a prime.

It is a super-2 number, since 2×1103451001² = 2435208223215804002, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1103451031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551725500 + 551725501.

It is an arithmetic number, because the mean of its divisors is an integer number (551725501).

Almost surely, 2^1103451001 is an apocalyptic number.

It is an amenable number.

1103451001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103451001 is an equidigital number, since it uses as much as digits as its factorization.

1103451001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 1103451001 is about 33218.2329602283. The cubic root of 1103451001 is about 1033.3585035723.

Adding to 1103451001 its reverse (1001543011), we get a palindrome (2104994012).

The spelling of 1103451001 in words is "one billion, one hundred three million, four hundred fifty-one thousand, one".