1093928397 has 8 divisors (see below), whose sum is σ = 1458757344. Its totient is φ = 729192528.

The previous prime is 1093928387. The next prime is 1093928399. The reversal of 1093928397 is 7938293901.

It is a happy number.

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

It is not a de Polignac number, because 1093928397 - 2⁶ = 1093928333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1093928399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11638 + ... + 48200.

It is an arithmetic number, because the mean of its divisors is an integer number (182344668).

Almost surely, 2^1093928397 is an apocalyptic number.

It is an amenable number.

1093928397 is a deficient number, since it is larger than the sum of its proper divisors (364828947).

1093928397 is an equidigital number, since it uses as much as digits as its factorization.

1093928397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46539.

The product of its (nonzero) digits is 734832, while the sum is 51.

The square root of 1093928397 is about 33074.5883874615. The cubic root of 1093928397 is about 1030.3773390446.

The spelling of 1093928397 in words is "one billion, ninety-three million, nine hundred twenty-eight thousand, three hundred ninety-seven".