122589967 has 4 divisors (see below), whose sum is σ = 124419736. Its totient is φ = 120760200.

The previous prime is 122589953. The next prime is 122590001. The reversal of 122589967 is 769985221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 769985221 = 6709 ⋅114769.

It is a cyclic number.

It is not a de Polignac number, because 122589967 - 2¹⁹ = 122065679 is a prime.

It is a super-2 number, since 2×122589967² = 30056600018122178, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122589967.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122589937) 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, 914784 + ... + 914917.

It is an arithmetic number, because the mean of its divisors is an integer number (31104934).

Almost surely, 2^122589967 is an apocalyptic number.

122589967 is a deficient number, since it is larger than the sum of its proper divisors (1829769).

122589967 is an equidigital number, since it uses as much as digits as its factorization.

122589967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1829768.

The product of its digits is 544320, while the sum is 49.

The square root of 122589967 is about 11072.0353594089. The cubic root of 122589967 is about 496.7657469903.

The spelling of 122589967 in words is "one hundred twenty-two million, five hundred eighty-nine thousand, nine hundred sixty-seven".