1101888393 has 16 divisors (see below), whose sum is σ = 1537367040. Its totient is φ = 700680464.

The previous prime is 1101888383. The next prime is 1101888409. The reversal of 1101888393 is 3938881011.

It is not a de Polignac number, because 1101888393 - 2⁴ = 1101888377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1101888343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2530 + ... + 47012.

It is an arithmetic number, because the mean of its divisors is an integer number (96085440).

Almost surely, 2^1101888393 is an apocalyptic number.

It is an amenable number.

1101888393 is a deficient number, since it is larger than the sum of its proper divisors (435478647).

1101888393 is a wasteful number, since it uses less digits than its factorization.

1101888393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44868.

The product of its (nonzero) digits is 41472, while the sum is 42.

The square root of 1101888393 is about 33194.7042914981. The cubic root of 1101888393 is about 1032.8704900351.

The spelling of 1101888393 in words is "one billion, one hundred one million, eight hundred eighty-eight thousand, three hundred ninety-three".