122543044 has 12 divisors (see below), whose sum is σ = 230946604. Its totient is φ = 56558304.

The previous prime is 122542967. The next prime is 122543063. The reversal of 122543044 is 440345221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 12040900 + 110502144 = 3470^2 + 10512^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1178247 + ... + 1178350.

Almost surely, 2^122543044 is an apocalyptic number.

It is an amenable number.

122543044 is a deficient number, since it is larger than the sum of its proper divisors (108403560).

122543044 is a wasteful number, since it uses less digits than its factorization.

122543044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2356614 (or 2356612 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 122543044 is about 11069.9161695110. The cubic root of 122543044 is about 496.7023575891.

Adding to 122543044 its reverse (440345221), we get a palindrome (562888265).

It can be divided in two parts, 1225430 and 44, that multiplied together give a triangular number (53918920 = T₁₀₃₈₄).

The spelling of 122543044 in words is "one hundred twenty-two million, five hundred forty-three thousand, forty-four".