109251158319497 has 8 divisors (see below), whose sum is σ = 109658556145152. Its totient is φ = 108843791796000.

The previous prime is 109251158319481. The next prime is 109251158319547. The reversal of 109251158319497 is 794913851152901.

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

It is a cyclic number.

It is not a de Polignac number, because 109251158319497 - 2⁴ = 109251158319481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109251158319427) 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, 820433 + ... + 14804574.

It is an arithmetic number, because the mean of its divisors is an integer number (13707319518144).

Almost surely, 2^{109251158319497} is an apocalyptic number.

It is an amenable number.

109251158319497 is a deficient number, since it is larger than the sum of its proper divisors (407397825655).

109251158319497 is a wasteful number, since it uses less digits than its factorization.

109251158319497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15651079.

The product of its (nonzero) digits is 24494400, while the sum is 65.

The spelling of 109251158319497 in words is "one hundred nine trillion, two hundred fifty-one billion, one hundred fifty-eight million, three hundred nineteen thousand, four hundred ninety-seven".