1101042451 has 8 divisors (see below), whose sum is σ = 1169175600. Its totient is φ = 1033283328.

The previous prime is 1101042443. The next prime is 1101042461. The reversal of 1101042451 is 1542401011.

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

It is a cyclic number.

It is not a de Polignac number, because 1101042451 - 2³ = 1101042443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101042431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87426 + ... + 99223.

It is an arithmetic number, because the mean of its divisors is an integer number (146146950).

Almost surely, 2^1101042451 is an apocalyptic number.

1101042451 is a deficient number, since it is larger than the sum of its proper divisors (68133149).

1101042451 is a wasteful number, since it uses less digits than its factorization.

1101042451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187013.

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 1101042451 is about 33181.9597221141. The cubic root of 1101042451 is about 1032.6061038452.

Adding to 1101042451 its reverse (1542401011), we get a palindrome (2643443462).

The spelling of 1101042451 in words is "one billion, one hundred one million, forty-two thousand, four hundred fifty-one".