122558045 has 16 divisors (see below), whose sum is σ = 151139520. Its totient is φ = 95368704.

The previous prime is 122558039. The next prime is 122558047. The reversal of 122558045 is 540855221.

It is a cyclic number.

It is not a de Polignac number, because 122558045 - 2¹⁰ = 122557021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122558047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26474 + ... + 30756.

It is an arithmetic number, because the mean of its divisors is an integer number (9446220).

Almost surely, 2^122558045 is an apocalyptic number.

It is an amenable number.

122558045 is a deficient number, since it is larger than the sum of its proper divisors (28581475).

122558045 is an equidigital number, since it uses as much as digits as its factorization.

122558045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4444.

The product of its (nonzero) digits is 16000, while the sum is 32.

The square root of 122558045 is about 11070.5937058497. The cubic root of 122558045 is about 496.7226245576.

The spelling of 122558045 in words is "one hundred twenty-two million, five hundred fifty-eight thousand, forty-five".