1101728494 has 8 divisors (see below), whose sum is σ = 1652744448. Its totient is φ = 550813680.

The previous prime is 1101728477. The next prime is 1101728519. The reversal of 1101728494 is 4948271011.

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

It is a super-3 number, since 3×1101728494³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14419 + ... + 49105.

It is an arithmetic number, because the mean of its divisors is an integer number (206593056).

Almost surely, 2^1101728494 is an apocalyptic number.

1101728494 is a deficient number, since it is larger than the sum of its proper divisors (551015954).

1101728494 is a wasteful number, since it uses less digits than its factorization.

1101728494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50570.

The product of its (nonzero) digits is 16128, while the sum is 37.

The square root of 1101728494 is about 33192.2957024669. The cubic root of 1101728494 is about 1032.8205264305.

The spelling of 1101728494 in words is "one billion, one hundred one million, seven hundred twenty-eight thousand, four hundred ninety-four".