122851097 has 4 divisors (see below), whose sum is σ = 122893056. Its totient is φ = 122809140.

The previous prime is 122851081. The next prime is 122851111. The reversal of 122851097 is 790158221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 790158221 = 233 ⋅3391237.

It is a cyclic number.

It is not a de Polignac number, because 122851097 - 2⁴ = 122851081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122859097) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16229 + ... + 22562.

It is an arithmetic number, because the mean of its divisors is an integer number (30723264).

Almost surely, 2^122851097 is an apocalyptic number.

It is an amenable number.

122851097 is a deficient number, since it is larger than the sum of its proper divisors (41959).

122851097 is an equidigital number, since it uses as much as digits as its factorization.

122851097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41958.

The product of its (nonzero) digits is 10080, while the sum is 35.

The square root of 122851097 is about 11083.8214077997. The cubic root of 122851097 is about 497.1182185813.

It can be divided in two parts, 1228 and 51097, that added together give a palindrome (52325).

The spelling of 122851097 in words is "one hundred twenty-two million, eight hundred fifty-one thousand, ninety-seven".