122356641 has 8 divisors (see below), whose sum is σ = 177973344. Its totient is φ = 74155520.

The previous prime is 122356631. The next prime is 122356649. The reversal of 122356641 is 146653221.

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 122356641 - 2⁵ = 122356609 is a prime.

It is a super-2 number, since 2×122356641² = 29942295193605762, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 122356599 and 122356608.

It is not an unprimeable number, because it can be changed into a prime (122356649) 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, 1853856 + ... + 1853921.

It is an arithmetic number, because the mean of its divisors is an integer number (22246668).

Almost surely, 2^122356641 is an apocalyptic number.

122356641 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

122356641 is a deficient number, since it is larger than the sum of its proper divisors (55616703).

122356641 is a wasteful number, since it uses less digits than its factorization.

122356641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3707791.

The product of its digits is 8640, while the sum is 30.

The square root of 122356641 is about 11061.4936152402. The cubic root of 122356641 is about 496.4503813813.

The spelling of 122356641 in words is "one hundred twenty-two million, three hundred fifty-six thousand, six hundred forty-one".