109825397 has 8 divisors (see below), whose sum is σ = 122596320. Its totient is φ = 97518960.

The previous prime is 109825393. The next prime is 109825399. The reversal of 109825397 is 793528901.

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

It is not a de Polignac number, because 109825397 - 2² = 109825393 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109825393) 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, 115622 + ... + 116567.

It is an arithmetic number, because the mean of its divisors is an integer number (15324540).

Almost surely, 2^109825397 is an apocalyptic number.

It is an amenable number.

109825397 is a deficient number, since it is larger than the sum of its proper divisors (12770923).

109825397 is a wasteful number, since it uses less digits than its factorization.

109825397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232243.

The product of its (nonzero) digits is 136080, while the sum is 44.

The square root of 109825397 is about 10479.7613045336. The cubic root of 109825397 is about 478.8883374290. Note that the first 3 decimals are identical.

The spelling of 109825397 in words is "one hundred nine million, eight hundred twenty-five thousand, three hundred ninety-seven".