122964423 has 4 divisors (see below), whose sum is σ = 163952568. Its totient is φ = 81976280.

The previous prime is 122964407. The next prime is 122964449. The reversal of 122964423 is 324469221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 122964423 - 2⁴ = 122964407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122960423) 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, 20494068 + ... + 20494073.

It is an arithmetic number, because the mean of its divisors is an integer number (40988142).

Almost surely, 2^122964423 is an apocalyptic number.

122964423 is a deficient number, since it is larger than the sum of its proper divisors (40988145).

122964423 is an equidigital number, since it uses as much as digits as its factorization.

122964423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40988144.

The product of its digits is 20736, while the sum is 33.

The square root of 122964423 is about 11088.9324553809. The cubic root of 122964423 is about 497.2710298753.

The spelling of 122964423 in words is "one hundred twenty-two million, nine hundred sixty-four thousand, four hundred twenty-three".