1101451442 has 32 divisors (see below), whose sum is σ = 2049503232. Its totient is φ = 432298944.

The previous prime is 1101451433. The next prime is 1101451447. The reversal of 1101451442 is 2441541011.

It is not an unprimeable number, because it can be changed into a prime (1101451447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 713 + ... + 46940.

It is an arithmetic number, because the mean of its divisors is an integer number (64046976).

Almost surely, 2^1101451442 is an apocalyptic number.

1101451442 is a deficient number, since it is larger than the sum of its proper divisors (948051790).

1101451442 is a wasteful number, since it uses less digits than its factorization.

1101451442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47802.

The product of its (nonzero) digits is 640, while the sum is 23.

The square root of 1101451442 is about 33188.1220017042. The cubic root of 1101451442 is about 1032.7339446084.

Adding to 1101451442 its reverse (2441541011), we get a palindrome (3542992453).

The spelling of 1101451442 in words is "one billion, one hundred one million, four hundred fifty-one thousand, four hundred forty-two".