122504951 has 4 divisors (see below), whose sum is σ = 128952600. Its totient is φ = 116057304.

The previous prime is 122504939. The next prime is 122504953. The reversal of 122504951 is 159405221.

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 122504951 - 2¹⁴ = 122488567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122504953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3223796 + ... + 3223833.

It is an arithmetic number, because the mean of its divisors is an integer number (32238150).

Almost surely, 2^122504951 is an apocalyptic number.

122504951 is a deficient number, since it is larger than the sum of its proper divisors (6447649).

122504951 is an equidigital number, since it uses as much as digits as its factorization.

122504951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6447648.

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 122504951 is about 11068.1954717108. The cubic root of 122504951 is about 496.6508849441.

The spelling of 122504951 in words is "one hundred twenty-two million, five hundred four thousand, nine hundred fifty-one".